/* ========================================
   NEON MIRA Official Site — style.css
   Mobile-first / Y2K Cyber Chrome
   ======================================== */

/* --- CSS Variables --- */
@property --border-angle {
  syntax: '<angle>';
  initial-value: 0deg;
  inherits: false;
}

:root {
  --black: #08080c;
  --black-soft: #111118;
  --silver: #b8b8c4;
  --silver-dim: #6e6e7a;
  --silver-bright: #e8e8f0;
  --chrome: linear-gradient(135deg, #d4d4dc 0%, #8a8a96 25%, #f0f0f8 50%, #7a7a88 75%, #c8c8d4 100%);
  --pink: #ff2d95;
  --pink-soft: #ff6eb4;
  --pink-glow: rgba(255, 45, 149, 0.45);
  --purple: #9b7aff;
  --white: #f0f0f5;
  --glass: rgba(255, 255, 255, 0.06);
  --glass-border: rgba(255, 255, 255, 0.12);
  --font-display: 'Audiowide', 'Orbitron', 'Arial Narrow', sans-serif;
  --font-section: 'Audiowide', 'Michroma', 'Orbitron', sans-serif;
  --font-heading: 'M PLUS 1', 'Michroma', 'Orbitron', sans-serif;
  --font-y2k: 'Michroma', 'Orbitron', sans-serif;
  --font-tech: 'Orbitron', 'Noto Sans JP', sans-serif;
  --font-body: 'Noto Sans JP', 'Hiragino Sans', 'Yu Gothic', sans-serif;
  --font-mono: 'Share Tech Mono', 'Courier New', monospace;
  --header-height: 52px;
  --max-width: 1100px;
  --radius: 0px;
  --radius-lg: 0px;
  --cut: 14px;
  --transition: 0.25s cubic-bezier(0.4, 0, 0.2, 1);
  --border-idle-duration: 24s;
  --border-hover-duration: 3.5s;
  --border-idle-opacity: 0.28;
  --border-hover-opacity: 1;
  --noise-texture: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
}

/* --- Reset & Base --- */
*,
*::before,
*::after {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

html {
  scroll-behavior: smooth;
  -webkit-text-size-adjust: 100%;
}

body {
  font-family: var(--font-body);
  font-size: 0.9rem;
  line-height: 1.75;
  color: var(--silver);
  background-color: var(--black);
  min-height: 100vh;
  overflow-x: hidden;
  padding-bottom: 1rem;
}

@media (min-width: 768px) {
  body {
    padding-bottom: 0;
  }
}

img {
  max-width: 100%;
  height: auto;
  display: block;
}

/* --- Image System --- */
.image-frame {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(184, 184, 196, 0.25);
  border-radius: 0;
  clip-path: polygon(
    var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)),
    calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut)
  );
  box-shadow: 0 0 40px rgba(255, 45, 149, 0.12);
  --border-angle: 0deg;
}

.image-frame::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(125deg, rgba(255, 255, 255, 0.14) 0%, transparent 28%),
    linear-gradient(315deg, rgba(255, 45, 149, 0.08) 0%, transparent 35%);
  pointer-events: none;
  z-index: 2;
}

.image-frame::after {
  content: '';
  position: absolute;
  inset: -1px;
  padding: 1.5px;
  background: conic-gradient(
    from var(--border-angle),
    transparent 0deg,
    transparent 265deg,
    rgba(255, 45, 149, 0.95) 295deg,
    rgba(255, 110, 180, 0.75) 315deg,
    rgba(155, 122, 255, 0.5) 330deg,
    transparent 350deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 6;
  clip-path: polygon(
    var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)),
    calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut)
  );
}

@keyframes border-travel {
  to { --border-angle: 360deg; }
}

/* 枠アニメ：通常はスロー＋薄く / ホバーで高速＋明るく */
.image-frame::after,
.profile-visual::after,
.hover-border,
.btn::after,
.sns-link::after,
.merch-all-btn::after,
.player-btn::after,
.glass-card:not(.track-card):not(.concept-card):not(.news-item):not(.faq-item):not(.feature-card):not(.media-card)::after,
.music-player::after,
.contact-hero-visual::after {
  opacity: var(--border-idle-opacity);
  animation: border-travel var(--border-idle-duration) linear infinite;
  transition: opacity 0.45s ease;
}

.image-frame:hover::after,
.profile-visual:hover::after,
.track-card:hover .hover-border,
.track-card.track-card--active .hover-border,
.concept-card:hover .hover-border,
.news-item:hover .hover-border,
.faq-item:hover .hover-border,
.feature-card:hover .hover-border,
.media-card:hover .hover-border,
.btn:hover::after,
.btn:focus-visible::after,
.sns-link:hover::after,
.sns-link:focus-visible::after,
.merch-all-btn:hover::after,
.merch-all-btn:focus-visible::after,
.player-btn:hover::after,
.player-btn:focus-visible::after,
.player-btn.playing::after,
.glass-card:not(.track-card):not(.concept-card):not(.news-item):not(.faq-item):not(.feature-card):not(.media-card):hover::after,
.music-player:hover::after,
.contact-hero-visual:hover::after {
  opacity: var(--border-hover-opacity);
  animation: border-travel var(--border-hover-duration) linear infinite;
}

/* ずらして同期感を弱める */
.track-card:nth-child(5n+1) .hover-border,
.concept-card:nth-child(5n+1) .hover-border,
.news-item:nth-child(5n+1) .hover-border,
.faq-item:nth-child(5n+1) .hover-border,
.feature-card:nth-child(5n+1) .hover-border { animation-delay: 0s; }
.track-card:nth-child(5n+2) .hover-border,
.concept-card:nth-child(5n+2) .hover-border,
.news-item:nth-child(5n+2) .hover-border,
.faq-item:nth-child(5n+2) .hover-border,
.feature-card:nth-child(5n+2) .hover-border { animation-delay: calc(var(--border-idle-duration) * -0.2); }
.track-card:nth-child(5n+3) .hover-border,
.concept-card:nth-child(5n+3) .hover-border,
.news-item:nth-child(5n+3) .hover-border,
.faq-item:nth-child(5n+3) .hover-border,
.feature-card:nth-child(5n+3) .hover-border { animation-delay: calc(var(--border-idle-duration) * -0.4); }
.track-card:nth-child(5n+4) .hover-border,
.concept-card:nth-child(5n+4) .hover-border,
.news-item:nth-child(5n+4) .hover-border,
.faq-item:nth-child(5n+4) .hover-border,
.feature-card:nth-child(5n+4) .hover-border { animation-delay: calc(var(--border-idle-duration) * -0.6); }
.track-card:nth-child(5n+5) .hover-border,
.concept-card:nth-child(5n+5) .hover-border,
.news-item:nth-child(5n+5) .hover-border,
.faq-item:nth-child(5n+5) .hover-border,
.feature-card:nth-child(5n+5) .hover-border { animation-delay: calc(var(--border-idle-duration) * -0.8); }

.concept-card:nth-child(5n+2) .hover-border { animation-delay: calc(var(--border-idle-duration) * -0.15); }
.concept-card:nth-child(5n+3) .hover-border { animation-delay: calc(var(--border-idle-duration) * -0.35); }
.concept-card:nth-child(5n+4) .hover-border { animation-delay: calc(var(--border-idle-duration) * -0.55); }
.concept-card:nth-child(5n+5) .hover-border { animation-delay: calc(var(--border-idle-duration) * -0.75); }

.track-card:hover .hover-border,
.track-card.track-card--active .hover-border,
.concept-card:hover .hover-border,
.news-item:hover .hover-border,
.faq-item:hover .hover-border,
.feature-card:hover .hover-border,
.media-card:hover .hover-border {
  animation-delay: 0s;
}

.image-frame__noise {
  position: absolute;
  inset: 0;
  opacity: 0.15;
  background-image: var(--noise-texture);
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 3;
}

.glow-image {
  transition: transform var(--transition), box-shadow var(--transition), filter var(--transition);
}

.glow-image:hover img {
  transform: scale(1.03);
}

.cover-art {
  aspect-ratio: 1;
  width: min(280px, 75vw);
  margin: 0 auto 1.5rem;
}

.cover-art--sm {
  width: min(240px, 60vw);
}

.cover-art--lg {
  width: min(320px, 80vw);
}

.cover-art--hero {
  width: min(300px, 78vw);
}

.cover-art__chrome-ring {
  position: absolute;
  bottom: -18%;
  right: -18%;
  width: 55%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--chrome);
  border: 2px solid rgba(255, 255, 255, 0.25);
  box-shadow: 0 0 24px rgba(255, 255, 255, 0.15);
  z-index: 5;
  pointer-events: none;
  opacity: 0.85;
}

.cover-art__chrome-ring::before {
  content: '';
  position: absolute;
  inset: 32%;
  border-radius: 50%;
  background: var(--black);
  border: 1px solid rgba(184, 184, 196, 0.3);
}

.cover-art__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s cubic-bezier(0.4, 0, 0.2, 1);
}

.cover-art__frame-deco {
  position: absolute;
  inset: 0;
  pointer-events: none;
  z-index: 4;
}

.cover-art__frame-deco .cd-jacket__neon-line {
  z-index: 1;
}

.visual-overlay {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(8, 8, 12, 0.55) 0%, rgba(8, 8, 12, 0.82) 55%, rgba(8, 8, 12, 0.95) 100%),
    radial-gradient(ellipse 80% 60% at 50% 100%, rgba(255, 45, 149, 0.12) 0%, transparent 70%);
  pointer-events: none;
}

.visual-overlay--dark {
  background:
    linear-gradient(180deg, rgba(8, 8, 12, 0.7) 0%, rgba(8, 8, 12, 0.88) 100%),
    radial-gradient(ellipse 60% 50% at 50% 50%, rgba(255, 45, 149, 0.08) 0%, transparent 70%);
}

.hero-bg {
  position: absolute;
  inset: 0;
  z-index: 0;
  overflow: hidden;
}

.hero-bg__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  object-position: center 40%;
  transform: scale(1.05);
  transition: transform 0.15s ease-out;
  will-change: transform;
}

.hero-bg__noise {
  position: absolute;
  inset: 0;
  opacity: 0.18;
  background-image: var(--noise-texture);
  background-size: 200px 200px;
  mix-blend-mode: overlay;
  pointer-events: none;
  z-index: 1;
}

.media-card {
  display: grid;
  gap: 2rem;
  align-items: center;
  padding: 0;
  overflow: hidden;
}

.media-card .cover-art {
  margin: 0;
  width: 100%;
  border-radius: var(--radius-lg) var(--radius-lg) 0 0;
  border: none;
  box-shadow: none;
}

.media-card__body {
  padding: 0 1.5rem 1.5rem;
}

@media (min-width: 768px) {
  .media-card {
    grid-template-columns: minmax(340px, 400px) 1fr;
    gap: 2.5rem;
    padding: 2rem;
  }

  .media-card .cover-art {
    max-width: none;
    width: 100%;
    clip-path: polygon(
      var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)),
      calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut)
    );
    border: 1px solid rgba(184, 184, 196, 0.3);
    box-shadow: 8px 8px 0 rgba(255, 45, 149, 0.08);
  }

  .media-card__body {
    padding: 0;
  }
}

.profile-visual {
  position: relative;
  overflow: hidden;
  border: 1px solid rgba(184, 184, 196, 0.25);
  clip-path: polygon(
    var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)),
    calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut)
  );
  box-shadow: 0 0 32px rgba(255, 45, 149, 0.1);
  --border-angle: 0deg;
}

.profile-visual::after {
  content: '';
  position: absolute;
  inset: -1px;
  padding: 1.5px;
  background: conic-gradient(
    from var(--border-angle),
    transparent 0deg,
    transparent 265deg,
    rgba(255, 45, 149, 0.9) 295deg,
    rgba(255, 110, 180, 0.7) 315deg,
    transparent 350deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 4;
}

.profile-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.5s ease;
}

.profile-visual:hover img {
  transform: scale(1.04);
}

.profile-visual__label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.75rem 1rem;
  background: linear-gradient(0deg, rgba(8, 8, 12, 0.92) 0%, transparent 100%);
  font-family: var(--font-display);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  color: var(--silver-bright);
  text-transform: uppercase;
  z-index: 2;
}

.profile-visual__label span {
  color: var(--pink);
}

.img-fade {
  opacity: 0;
  transform: scale(1.02);
  transition: opacity 0.8s ease, transform 0.8s ease;
}

.img-fade.loaded {
  opacity: 1;
  transform: scale(1);
}

a {
  color: inherit;
  text-decoration: none;
}

button {
  font-family: inherit;
  cursor: pointer;
  border: none;
  background: none;
}

ul, ol {
  list-style: none;
}

/* --- Ambient Background --- */
.ambient-bg {
  position: fixed;
  inset: 0;
  z-index: -2;
  background: var(--black);
  overflow: hidden;
}

.ambient-bg::before {
  content: '';
  position: absolute;
  width: 140%;
  height: 140%;
  top: -20%;
  left: -20%;
  background:
    radial-gradient(ellipse 60% 50% at 20% 80%, rgba(255, 45, 149, 0.08) 0%, transparent 60%),
    radial-gradient(ellipse 50% 40% at 80% 20%, rgba(155, 122, 255, 0.06) 0%, transparent 55%),
    radial-gradient(ellipse 40% 30% at 50% 50%, rgba(184, 184, 196, 0.04) 0%, transparent 50%);
  animation: ambient-drift 32s ease-in-out infinite alternate;
}

.ambient-bg::after {
  content: '';
  position: absolute;
  inset: 0;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 256 256' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.85' numOctaves='4' stitchTiles='stitch'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)' opacity='0.04'/%3E%3C/svg%3E");
  opacity: 0.5;
  pointer-events: none;
}

@keyframes ambient-drift {
  0% { transform: translate(0, 0) rotate(0deg); }
  100% { transform: translate(2%, -1.5%) rotate(1deg); }
}

/* Scanlines overlay */
.scanlines {
  position: fixed;
  inset: 0;
  z-index: 9999;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent,
    transparent 1px,
    rgba(0, 0, 0, 0.06) 1px,
    rgba(0, 0, 0, 0.06) 3px
  );
  opacity: 0.35;
  mix-blend-mode: multiply;
}

/* --- Typography --- */
.label {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  font-weight: 400;
  letter-spacing: 0.3em;
  text-transform: uppercase;
  color: var(--silver-dim);
}

.label--en {
  font-family: var(--font-y2k), var(--font-mono), monospace;
  font-size: 0.62rem;
  font-weight: 400;
  letter-spacing: 0.32em;
  text-transform: uppercase;
  color: var(--pink-soft);
  opacity: 0.9;
}

.label--ja {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: var(--silver-dim);
  display: block;
  margin-top: 0.45rem;
}

.section-header .label--ja {
  margin-top: 0.4rem;
  margin-bottom: 0;
}

.section-header .heading-display {
  font-family: var(--font-section);
  font-weight: 400;
  letter-spacing: 0.12em;
  line-height: 1.25;
  padding-bottom: 0.06em;
  text-transform: uppercase;
  background: linear-gradient(
    105deg,
    #f0f0f8 0%,
    #c8c8d4 20%,
    #ff6eb4 45%,
    #e8e8f0 70%,
    #b8b8c4 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  filter: drop-shadow(0 0 16px rgba(255, 45, 149, 0.28));
  animation: chrome-text-shimmer 10s ease-in-out infinite;
}

.block-title {
  margin: 1rem 0 0;
  font-family: var(--font-section);
  font-weight: 400;
  letter-spacing: 0.1em;
  line-height: 1.25;
  text-transform: uppercase;
  background: linear-gradient(
    105deg,
    #f0f0f8 0%,
    #c8c8d4 25%,
    #ff6eb4 50%,
    #e8e8f0 75%,
    #b8b8c4 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  filter: drop-shadow(0 0 12px rgba(255, 45, 149, 0.22));
  animation: chrome-text-shimmer 10s ease-in-out infinite;
}

.block-title + .label--ja {
  margin-top: 0.35rem;
  margin-bottom: 0.5rem;
}

.block-title + .label--ja + .divider,
.block-title + .label--ja + div.divider {
  margin-top: 0.75rem;
}

.heading-display {
  font-family: var(--font-heading);
  font-weight: 500;
  letter-spacing: 0.12em;
  color: var(--silver-bright);
  line-height: 1.2;
}

.heading-xl {
  font-size: clamp(2rem, 8vw, 3.5rem);
}

.page-hero .heading-display {
  font-family: var(--font-display);
  font-weight: 400;
  letter-spacing: 0.18em;
  line-height: 1.35;
  margin-bottom: 0.5rem;
  padding: 0.05em 0 0.18em;
  display: inline-block;
  text-transform: uppercase;
  background: linear-gradient(
    105deg,
    #f0f0f8 0%,
    #c8c8d4 20%,
    #ff6eb4 45%,
    #e8e8f0 70%,
    #b8b8c4 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  filter: drop-shadow(0 0 20px rgba(255, 45, 149, 0.35));
  animation: chrome-text-shimmer 8s ease-in-out infinite;
}

.heading-lg {
  font-size: clamp(1.5rem, 5vw, 2.2rem);
}

.heading-md {
  font-size: clamp(1.1rem, 3.5vw, 1.5rem);
}

.text-pink {
  color: var(--pink);
}

.text-ja {
  font-size: 0.85rem;
  color: var(--silver-dim);
  margin-top: 0.5rem;
}

/* --- Layout --- */
.container {
  width: 100%;
  max-width: var(--max-width);
  margin: 0 auto;
  padding: 0 1.25rem;
}

.section {
  padding: 4rem 0;
}

.section-header {
  margin-bottom: 2.5rem;
  position: relative;
}

.section-header--y2k::after {
  content: '';
  display: block;
  height: 1px;
  margin-top: 1.25rem;
  background: linear-gradient(90deg, var(--pink), rgba(184, 184, 196, 0.4) 40%, transparent 100%);
}

.section-header--y2k h2::before {
  content: '›';
  font-family: var(--font-mono);
  color: var(--pink);
  margin-right: 0.5rem;
}

.section-header h2 + .label--ja {
  margin-bottom: 0;
  margin-top: 0.4rem;
}

/* --- Header --- */
.site-header {
  position: sticky;
  top: 0;
  z-index: 200;
  height: var(--header-height);
  display: grid;
  grid-template-columns: 44px 1fr 44px;
  align-items: center;
  padding: 0 1rem;
  background: rgba(8, 8, 12, 0.9);
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  border-bottom: 1px solid rgba(255, 45, 149, 0.2);
  box-shadow: 0 1px 0 rgba(184, 184, 196, 0.08);
}

.site-logo {
  grid-column: 2;
  grid-row: 1;
  justify-self: center;
  font-family: var(--font-display);
  font-size: 0.95rem;
  font-weight: 500;
  letter-spacing: 0.28em;
  color: var(--silver-bright);
  text-transform: uppercase;
  text-align: center;
}

.site-logo span {
  color: var(--pink);
}

.header-now-playing {
  display: none;
}

/* Desktop header nav */
.header-nav {
  display: none;
}

/* --- Mobile Menu Toggle --- */
.menu-toggle {
  grid-column: 3;
  grid-row: 1;
  justify-self: end;
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
  gap: 5px;
  flex-shrink: 0;
  width: 44px;
  height: 44px;
  margin-right: -0.35rem;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  position: relative;
  z-index: 202;
}

.menu-toggle__bar {
  display: block;
  width: 22px;
  height: 1.5px;
  background: var(--silver-bright);
  transition: transform 0.35s cubic-bezier(0.4, 0, 0.2, 1),
    opacity 0.25s ease,
    background 0.25s ease;
}

.menu-toggle.is-open .menu-toggle__bar {
  background: var(--pink);
}

.menu-toggle.is-open .menu-toggle__bar:nth-child(1) {
  transform: translateY(6.5px) rotate(45deg);
}

.menu-toggle.is-open .menu-toggle__bar:nth-child(2) {
  opacity: 0;
  transform: scaleX(0);
}

.menu-toggle.is-open .menu-toggle__bar:nth-child(3) {
  transform: translateY(-6.5px) rotate(-45deg);
}

/* --- Mobile Fullscreen Menu --- */
.mobile-menu {
  --menu-origin-x: calc(100% - 1.75rem);
  --menu-origin-y: calc(var(--header-height) / 2);
  position: fixed;
  inset: 0;
  z-index: 201;
  background: rgba(8, 8, 12, 0.97);
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  clip-path: circle(0% at var(--menu-origin-x) var(--menu-origin-y));
  visibility: hidden;
  pointer-events: none;
  transition:
    clip-path 0.55s cubic-bezier(0.4, 0, 0.2, 1),
    visibility 0s linear 0.55s;
}

.mobile-menu::before {
  content: '';
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, rgba(255, 45, 149, 0.06) 0%, transparent 35%),
    repeating-linear-gradient(
      0deg,
      transparent,
      transparent 2px,
      rgba(255, 255, 255, 0.015) 2px,
      rgba(255, 255, 255, 0.015) 4px
    );
  pointer-events: none;
}

.mobile-menu.is-open {
  clip-path: circle(150vmax at var(--menu-origin-x) var(--menu-origin-y));
  visibility: visible;
  pointer-events: auto;
  transition:
    clip-path 0.55s cubic-bezier(0.4, 0, 0.2, 1),
    visibility 0s linear 0s;
}

.mobile-menu__close {
  position: absolute;
  top: calc(var(--header-height) / 2);
  right: 0.65rem;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 44px;
  height: 44px;
  padding: 0;
  background: none;
  border: none;
  cursor: pointer;
  transform: translateY(-50%);
  opacity: 0;
  transition: opacity 0.3s ease 0.2s;
}

.mobile-menu.is-open .mobile-menu__close {
  opacity: 1;
}

.mobile-menu__close:hover .mobile-menu__close-x::before,
.mobile-menu__close:hover .mobile-menu__close-x::after,
.mobile-menu__close:focus-visible .mobile-menu__close-x::before,
.mobile-menu__close:focus-visible .mobile-menu__close-x::after {
  background: var(--pink-soft);
  box-shadow: 0 0 8px var(--pink-glow);
}

.mobile-menu__close-x {
  position: relative;
  width: 22px;
  height: 22px;
}

.mobile-menu__close-x::before,
.mobile-menu__close-x::after {
  content: '';
  position: absolute;
  top: 50%;
  left: 50%;
  width: 22px;
  height: 1.5px;
  background: var(--silver-bright);
  transition: background 0.25s ease, box-shadow 0.25s ease;
}

.mobile-menu__close-x::before {
  transform: translate(-50%, -50%) rotate(45deg);
}

.mobile-menu__close-x::after {
  transform: translate(-50%, -50%) rotate(-45deg);
}


.mobile-menu__inner {
  position: relative;
  z-index: 1;
  display: flex;
  flex-direction: column;
  justify-content: center;
  min-height: 100%;
  padding: calc(var(--header-height) + 2.5rem) 2rem 3rem;
}

.mobile-menu__tag {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  letter-spacing: 0.22em;
  color: var(--pink);
  margin-bottom: 2rem;
  opacity: 0;
  transform: translateY(8px);
  transition: opacity 0.35s ease 0.12s, transform 0.35s ease 0.12s;
}

.mobile-menu.is-open .mobile-menu__tag {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu__nav {
  display: flex;
  flex-direction: column;
  gap: 0;
  width: 100%;
}

.mobile-menu__nav a {
  display: flex;
  flex-direction: column;
  gap: 0.3rem;
  text-decoration: none;
  color: var(--silver-dim);
  padding: 0.85rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
  opacity: 0;
  transform: translateY(16px);
  transition:
    color 0.25s ease,
    text-shadow 0.25s ease,
    opacity 0.4s ease,
    transform 0.4s ease;
}

.mobile-menu__nav .nav-link__en {
  font-family: var(--font-display);
  font-size: clamp(1.85rem, 9vw, 2.6rem);
  font-weight: 400;
  letter-spacing: 0.1em;
  text-transform: uppercase;
  line-height: 1.1;
  transition: color 0.25s ease, text-shadow 0.25s ease;
}

.mobile-menu__nav .nav-link__ja {
  font-family: var(--font-mono);
  font-size: clamp(0.65rem, 3.2vw, 0.82rem);
  font-weight: 400;
  letter-spacing: 0.1em;
  color: rgba(184, 184, 196, 0.55);
  line-height: 1.2;
  transition: color 0.25s ease;
}

.mobile-menu.is-open .mobile-menu__nav a {
  opacity: 1;
  transform: translateY(0);
}

.mobile-menu.is-open .mobile-menu__nav a:nth-child(1) { transition-delay: 0.18s; }
.mobile-menu.is-open .mobile-menu__nav a:nth-child(2) { transition-delay: 0.26s; }
.mobile-menu.is-open .mobile-menu__nav a:nth-child(3) { transition-delay: 0.34s; }
.mobile-menu.is-open .mobile-menu__nav a:nth-child(4) { transition-delay: 0.42s; }
.mobile-menu.is-open .mobile-menu__nav a:nth-child(5) { transition-delay: 0.50s; }

.mobile-menu__nav a.active .nav-link__en,
.mobile-menu__nav a:hover .nav-link__en,
.mobile-menu__nav a:focus-visible .nav-link__en {
  color: var(--silver-bright);
  text-shadow: 0 0 20px var(--pink-glow);
}

.mobile-menu__nav a.active .nav-link__ja,
.mobile-menu__nav a:hover .nav-link__ja,
.mobile-menu__nav a:focus-visible .nav-link__ja {
  color: var(--pink-soft);
}

body.menu-open {
  overflow: hidden;
}

body.menu-open .menu-toggle {
  visibility: hidden;
  pointer-events: none;
}

@media (min-width: 768px) {
  .site-header {
    display: grid;
    grid-template-columns: auto minmax(320px, 1fr) auto;
    align-items: center;
    height: 68px;
    padding: 0 2rem;
    gap: 1.5rem;
    justify-content: initial;
  }

  .menu-toggle,
  .mobile-menu {
    display: none;
  }

  .site-logo {
    grid-column: auto;
    grid-row: auto;
    justify-self: start;
    text-align: left;
    font-size: 1.15rem;
    letter-spacing: 0.32em;
  }

  .header-now-playing {
    position: relative;
    display: flex;
    align-items: center;
    gap: 1.25rem;
    justify-self: stretch;
    width: 100%;
    max-width: 520px;
    min-width: 0; /* グリッド内で縮み、ナビへはみ出さない */
    margin: 0 auto;
    padding: 0 1.5rem;
    border: none;
    background: none;
    clip-path: none;
    overflow: hidden;
    transition: opacity var(--transition);
  }

  .header-now-playing::before,
  .header-now-playing::after {
    content: '';
    position: absolute;
    top: 50%;
    transform: translateY(-50%);
    width: 1px;
    height: 28px;
    background: linear-gradient(
      180deg,
      transparent 0%,
      rgba(255, 45, 149, 0.22) 50%,
      transparent 100%
    );
    pointer-events: none;
  }

  .header-now-playing::before {
    left: 0;
  }

  .header-now-playing::after {
    right: 0;
  }

  .header-now-playing:hover .header-now-playing__track {
    color: var(--pink-soft);
    text-shadow: 0 0 14px var(--pink-glow);
  }

  .header-now-playing:hover::before,
  .header-now-playing:hover::after {
    background: linear-gradient(
      180deg,
      transparent 0%,
      rgba(255, 45, 149, 0.45) 50%,
      transparent 100%
    );
  }

  .header-now-playing__wave {
    margin: 0;
    flex: 1 1 auto;
    min-width: 3.5rem;
    max-width: 9rem;
    height: 26px;
    gap: 3px;
  }

  .waveform--header .waveform__bar {
    width: 3px;
    flex: 1;
    max-width: 4px;
    animation-duration: 1.4s;
  }

  .waveform--header .waveform__bar:nth-child(9) { animation-delay: 0.12s; }
  .waveform--header .waveform__bar:nth-child(10) { animation-delay: 0.28s; }

  .header-now-playing__info {
    display: flex;
    flex-direction: row;
    align-items: center;
    gap: 0.75rem;
    flex: 0 1 auto;
    min-width: 0;
    line-height: 1;
    white-space: nowrap;
  }

  .header-now-playing__tag {
    font-family: var(--font-mono);
    font-size: 0.52rem;
    letter-spacing: 0.18em;
    color: var(--silver-dim);
  }

  .header-now-playing__tag::after {
    content: '—';
    margin-left: 0.75rem;
    color: rgba(255, 45, 149, 0.45);
    letter-spacing: 0;
  }

  .header-now-playing__track {
    font-family: var(--font-section);
    font-size: 0.88rem;
    letter-spacing: 0.14em;
    color: var(--silver-bright);
    text-transform: uppercase;
    transition: color var(--transition), text-shadow var(--transition);
    overflow: hidden;
    text-overflow: ellipsis;
  }

  .header-now-playing__artist {
    font-family: var(--font-mono);
    font-size: 0.72rem;
    letter-spacing: 0.14em;
    color: rgba(255, 110, 180, 0.75);
  }

  .header-now-playing__artist::before {
    content: '·';
    margin-right: 0.65rem;
    color: var(--silver-dim);
  }

  .header-nav {
    display: flex;
    gap: 2rem;
    justify-self: end;
    align-items: flex-end;
    flex-shrink: 0;
    position: relative;
    z-index: 1;
  }

  .header-nav a {
    display: flex;
    flex-direction: column;
    align-items: center;
    gap: 0.22rem;
    text-align: center;
    line-height: 1.2;
    text-decoration: none;
    transition: color var(--transition), text-shadow var(--transition);
  }

  .header-nav .nav-link__en {
    font-family: var(--font-display);
    font-size: 0.95rem;
    font-weight: 400;
    letter-spacing: 0.12em;
    text-transform: uppercase;
    color: var(--silver-dim);
    transition: color var(--transition), text-shadow var(--transition);
  }

  .header-nav .nav-link__ja {
    font-family: var(--font-mono);
    font-size: 0.58rem;
    font-weight: 400;
    letter-spacing: 0.08em;
    color: rgba(184, 184, 196, 0.6);
    transition: color var(--transition);
  }

  .header-nav a:hover .nav-link__en,
  .header-nav a.active .nav-link__en {
    color: var(--pink);
    text-shadow: 0 0 12px var(--pink-glow);
  }

  .header-nav a:hover .nav-link__ja,
  .header-nav a.active .nav-link__ja {
    color: var(--pink-soft);
  }
}

@media (min-width: 1024px) {
  .header-nav {
    gap: 2.4rem;
  }

  .header-nav .nav-link__en {
    font-size: 1rem;
  }

  .header-nav .nav-link__ja {
    font-size: 0.62rem;
  }
}

/* 中間幅：NOW PLAYING が Home に被らないよう詰める */
@media (min-width: 768px) and (max-width: 1279px) {
  .site-header {
    gap: 1rem;
  }

  .header-now-playing {
    max-width: 340px;
    gap: 0.75rem;
    padding: 0 0.85rem;
  }

  .header-now-playing__artist {
    display: none;
  }

  .header-now-playing__tag::after {
    margin-left: 0.45rem;
  }

  .header-nav {
    gap: 1.15rem;
  }
}

@media (min-width: 1024px) and (max-width: 1279px) {
  .header-nav {
    gap: 1.35rem;
  }

  .header-nav .nav-link__en {
    font-size: 0.9rem;
  }
}


/* --- Buttons --- */
.btn {
  display: inline-flex;
  align-items: center;
  justify-content: center;
  gap: 0.5rem;
  padding: 0.85rem 1.75rem;
  min-height: 44px;
  font-family: var(--font-body);
  font-size: 0.82rem;
  font-weight: 500;
  letter-spacing: 0.06em;
  text-transform: none;
  color: var(--silver-bright);
  background: rgba(0, 0, 0, 0.65);
  border: 1px solid var(--silver-dim);
  border-radius: 0;
  clip-path: polygon(
    8px 0, calc(100% - 8px) 0, 100% 8px,
    100% calc(100% - 8px), calc(100% - 8px) 100%, 8px 100%,
    0 calc(100% - 8px), 0 8px
  );
  transition: color var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
  --border-angle: 0deg;
  isolation: isolate;
  line-height: 1.2;
  text-align: center;
  vertical-align: middle;
  box-sizing: border-box;
  flex-shrink: 0;
}

.btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(135deg, transparent 40%, rgba(255, 45, 149, 0.1) 100%);
  opacity: 0;
  transition: opacity var(--transition);
  z-index: 0;
}

.btn::after {
  content: '';
  position: absolute;
  inset: 0;
  padding: 1.5px;
  background: conic-gradient(
    from var(--border-angle),
    transparent 0deg,
    transparent 248deg,
    rgba(255, 45, 149, 0.95) 282deg,
    rgba(255, 110, 180, 0.8) 302deg,
    rgba(155, 122, 255, 0.45) 318deg,
    transparent 342deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 1;
  clip-path: polygon(
    8px 0, calc(100% - 8px) 0, 100% 8px,
    100% calc(100% - 8px), calc(100% - 8px) 100%, 8px 100%,
    0 calc(100% - 8px), 0 8px
  );
}

.btn:hover {
  border-color: rgba(255, 45, 149, 0.35);
  box-shadow: 0 0 20px var(--pink-glow);
  color: var(--pink-soft);
}

.btn:hover::before {
  opacity: 1;
}

.btn-group {
  display: flex;
  flex-wrap: wrap;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  margin-top: 1.5rem;
  width: 100%;
}

.btn--full {
  width: 100%;
  display: flex;
}

.release-info .btn,
.about-preview__layout .btn {
  margin-top: 0.25rem;
}

.btn-primary {
  border-color: var(--pink);
  box-shadow: 0 0 12px rgba(255, 45, 149, 0.2);
}

/* --- Glass Card --- */
.glass-card {
  position: relative;
  background: linear-gradient(145deg, rgba(255, 255, 255, 0.05) 0%, rgba(255, 255, 255, 0.01) 100%);
  border: 1px solid rgba(184, 184, 196, 0.18);
  border-radius: 0;
  clip-path: polygon(
    0 0, calc(100% - var(--cut)) 0, 100% var(--cut),
    100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut))
  );
  backdrop-filter: blur(12px);
  -webkit-backdrop-filter: blur(12px);
  padding: 1.5rem;
  transition: border-color var(--transition), box-shadow var(--transition);
  --border-angle: 0deg;
  overflow: hidden;
}

.glass-card::after {
  content: '';
  position: absolute;
  inset: -1px;
  padding: 1px;
  background: conic-gradient(
    from var(--border-angle),
    transparent 0deg,
    transparent 270deg,
    rgba(255, 45, 149, 0.7) 300deg,
    rgba(255, 110, 180, 0.5) 320deg,
    transparent 345deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 0;
}

.glass-card > * {
  position: relative;
  z-index: 1;
}

.glass-card:hover {
  border-color: rgba(255, 45, 149, 0.35);
  box-shadow: 0 0 28px rgba(255, 45, 149, 0.1);
}

/* --- Reveal Animation --- */
.reveal {
  opacity: 0;
  transform: translateY(24px);
  transition: opacity 0.7s ease, transform 0.7s ease;
}

.reveal.visible {
  opacity: 1;
  transform: translateY(0);
}

/* --- Hero Section (Home) --- */
.hero {
  min-height: calc(100vh - var(--header-height));
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  text-align: center;
  padding: 2rem 0 3rem;
  position: relative;
}

.hero--home {
  overflow-x: hidden;
  overflow-y: visible;
}

.hero__content {
  position: relative;
  z-index: 1;
  width: 100%;
}

.hero__grid {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.5rem;
}

.hero__visual {
  position: relative;
  width: 100%;
  display: flex;
  justify-content: center;
}

.hero__text .btn-group {
  justify-content: center;
}

.hero__text {
  text-align: center;
}

.home-hero__lead {
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

.home-hero__line {
  display: block;
}

@media (min-width: 768px) {
  .home-hero__line--3a,
  .home-hero__line--3b {
    display: inline;
    white-space: normal;
    font-size: inherit;
    letter-spacing: inherit;
    line-height: inherit;
  }
}

@media (max-width: 767px) {
  .hero--home > .container {
    padding-left: 0.75rem;
    padding-right: 0.75rem;
  }

  .hero--home .hero__text {
    padding-left: 0;
    padding-right: 0;
  }

  .hero--home .hero-copy {
    font-size: clamp(0.92rem, 4.2vw, 1.05rem);
    line-height: 1.7;
    max-width: 100%;
    margin-bottom: 0.15rem;
  }

  .home-hero__lead {
    max-width: 100%;
    line-height: 1.85;
    margin-top: 0.65rem;
  }

  .home-hero__line {
    white-space: nowrap;
    font-size: clamp(0.58rem, 2.85vw, 0.85rem);
    letter-spacing: -0.02em;
    line-height: 1.85;
  }
}

.hero__headline {
  position: relative;
  z-index: 2;
  transform: translateY(-1.25rem);
  margin-bottom: 0;
  padding-bottom: 0.35rem;
  overflow: visible;
}

.hero-label {
  margin-bottom: 1rem;
}

.y2k-tag {
  position: absolute;
  top: 0.5rem;
  left: 0;
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.15em;
  color: var(--pink);
  background: rgba(8, 8, 12, 0.85);
  border: 1px solid var(--pink);
  padding: 0.25rem 0.5rem;
  z-index: 6;
}

.hero--home .cover-art {
  margin-bottom: 0;
}

/* CD Jacket Visual */
.cd-jacket {
  width: min(280px, 75vw);
  aspect-ratio: 1;
  margin: 0 auto 2rem;
  position: relative;
  border-radius: var(--radius-lg);
  overflow: hidden;
  border: 1px solid var(--glass-border);
  box-shadow:
    0 0 40px rgba(255, 45, 149, 0.15),
    0 20px 60px rgba(0, 0, 0, 0.6);
}

.cd-jacket__bg {
  position: absolute;
  inset: 0;
  background:
    linear-gradient(180deg, #0a0a14 0%, #15152a 40%, #0d0d18 100%);
}

.cd-jacket__city {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  height: 45%;
  background:
    linear-gradient(0deg, rgba(255, 45, 149, 0.15) 0%, transparent 100%);
}

.cd-jacket__building {
  position: absolute;
  bottom: 0;
  background: linear-gradient(180deg, #1a1a28 0%, #0a0a12 100%);
  border-top: 1px solid rgba(184, 184, 196, 0.15);
}

.cd-jacket__building--1 { left: 5%; width: 18%; height: 35%; }
.cd-jacket__building--2 { left: 24%; width: 14%; height: 50%; }
.cd-jacket__building--3 { left: 40%; width: 20%; height: 40%; }
.cd-jacket__building--4 { right: 20%; width: 16%; height: 55%; }
.cd-jacket__building--5 { right: 5%; width: 12%; height: 30%; }

.cd-jacket__neon-line {
  position: absolute;
  height: 1px;
  background: linear-gradient(90deg, transparent, var(--pink), transparent);
  box-shadow: 0 0 8px var(--pink-glow);
}

.cd-jacket__neon-line--1 { top: 30%; left: 10%; right: 10%; }
.cd-jacket__neon-line--2 { top: 55%; left: 20%; right: 20%; opacity: 0.6; }

.cd-jacket__cd {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
  width: 55%;
  aspect-ratio: 1;
  border-radius: 50%;
  background: var(--chrome);
  box-shadow:
    inset 0 0 20px rgba(0, 0, 0, 0.4),
    0 0 30px rgba(255, 255, 255, 0.1);
}

.cd-jacket__cd::before {
  content: '';
  position: absolute;
  inset: 30%;
  border-radius: 50%;
  background: var(--black);
  border: 2px solid rgba(184, 184, 196, 0.3);
}

.cd-jacket__cd::after {
  content: '';
  position: absolute;
  inset: 42%;
  border-radius: 50%;
  background: var(--black-soft);
}

.cd-jacket__silhouette {
  position: absolute;
  bottom: 22%;
  left: 50%;
  transform: translateX(-50%);
  width: 12px;
  height: 28px;
  background: linear-gradient(180deg, var(--pink-soft) 0%, transparent 100%);
  border-radius: 6px 6px 0 0;
  box-shadow: 0 0 12px var(--pink-glow);
  opacity: 0.8;
}

.cd-jacket__silhouette::before {
  content: '';
  position: absolute;
  top: -8px;
  left: 50%;
  transform: translateX(-50%);
  width: 10px;
  height: 10px;
  border-radius: 50%;
  background: var(--pink-soft);
  box-shadow: 0 0 8px var(--pink-glow);
}

.cd-jacket__particles {
  position: absolute;
  inset: 0;
  background-image:
    radial-gradient(1px 1px at 20% 30%, rgba(255, 255, 255, 0.4) 0%, transparent 100%),
    radial-gradient(1px 1px at 60% 20%, rgba(255, 45, 149, 0.5) 0%, transparent 100%),
    radial-gradient(1px 1px at 80% 70%, rgba(255, 255, 255, 0.3) 0%, transparent 100%),
    radial-gradient(1px 1px at 40% 80%, rgba(155, 122, 255, 0.4) 0%, transparent 100%);
}

.cd-jacket__noise {
  position: absolute;
  inset: 0;
  opacity: 0.15;
  background-image: url("data:image/svg+xml,%3Csvg viewBox='0 0 200 200' xmlns='http://www.w3.org/2000/svg'%3E%3Cfilter id='n'%3E%3CfeTurbulence type='fractalNoise' baseFrequency='0.9' numOctaves='3'/%3E%3C/filter%3E%3Crect width='100%25' height='100%25' filter='url(%23n)'/%3E%3C/svg%3E");
  mix-blend-mode: overlay;
}

.hero-title {
  font-family: var(--font-y2k);
  font-size: clamp(2rem, 8vw, 3.5rem);
  font-weight: 400;
  letter-spacing: 0.1em;
  line-height: 1.3;
  margin-bottom: 0.5rem;
  padding: 0.05em 0 0.2em;
  display: inline-block;
  background: linear-gradient(
    105deg,
    #f0f0f8 0%,
    #c8c8d4 22%,
    #ff6eb4 48%,
    #e8e8f0 72%,
    #b8b8c4 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  filter: drop-shadow(0 0 20px rgba(255, 45, 149, 0.4));
  animation: chrome-text-shimmer 8s ease-in-out infinite;
}

.hero--home .hero-sub {
  position: relative;
  z-index: 1;
  margin-top: -0.5rem;
}

.hero-sub {
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.3em;
  color: var(--pink);
  margin-bottom: 1rem;
  text-transform: uppercase;
}

.hero-copy {
  max-width: 420px;
  margin: 0 auto;
  font-size: 0.85rem;
  color: var(--silver-dim);
  font-style: italic;
}

/* --- Page Hero (Sub pages) --- */
.page-hero {
  padding: 3rem 0 2rem;
  text-align: center;
  border-bottom: 1px solid var(--glass-border);
  margin-bottom: 1rem;
  position: relative;
  overflow: hidden;
}

.page-hero__content {
  position: relative;
  z-index: 1;
}

.profile-hero__lead {
  margin-top: 1rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

.profile-hero__line {
  display: block;
  white-space: nowrap;
  font-size: clamp(0.52rem, 3.15vw, 0.72rem);
  letter-spacing: -0.02em;
  line-height: 1.9;
}

@media (min-width: 768px) {
  .profile-hero__lead {
    max-width: none;
    white-space: nowrap;
    font-size: clamp(0.68rem, 0.95vw, 0.82rem);
    letter-spacing: 0.01em;
  }

  .profile-hero__line {
    display: inline;
    white-space: nowrap;
    font-size: inherit;
    letter-spacing: inherit;
    line-height: inherit;
  }
}

.page-hero--visual {
  padding: 4rem 0 3rem;
  min-height: 220px;
  display: flex;
  align-items: center;
  border-bottom: none;
}

.page-hero--visual .visual-overlay {
  background:
    linear-gradient(180deg, rgba(8, 8, 12, 0.65) 0%, rgba(8, 8, 12, 0.88) 100%),
    radial-gradient(ellipse 70% 60% at 50% 80%, rgba(255, 45, 149, 0.1) 0%, transparent 70%);
}

.page-hero--music {
  margin-bottom: 0;
  border-bottom: 1px solid var(--glass-border);
}

.music-hero__lead {
  margin-top: 1rem;
  max-width: 36rem;
  margin-left: auto;
  margin-right: auto;
}

.music-hero__line {
  display: block;
}

@media (max-width: 767px) {
  .music-hero__lead {
    max-width: 100%;
    line-height: 1.9;
  }

  .music-hero__line {
    white-space: nowrap;
    font-size: clamp(0.5rem, 2.85vw, 0.72rem);
    letter-spacing: -0.02em;
    line-height: 1.9;
  }
}

.page-hero--music .hero-bg__img {
  object-position: center 50%;
}

/* --- Release Card --- */
.release-card {
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 768px) {
  .release-card {
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
  }
}

.release-info {
  display: flex;
  flex-direction: column;
  align-items: flex-start;
  width: 100%;
}

.release-info h3 {
  font-family: var(--font-display);
  font-size: 1.4rem;
  letter-spacing: 0.1em;
  color: var(--silver-bright);
  margin-bottom: 0.25rem;
}

.release-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin: 1rem 0 1.5rem;
}

.meta-tag {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.18em;
  padding: 0.35rem 0.75rem;
  border: 1px solid var(--glass-border);
  border-radius: 0;
  color: var(--silver-dim);
  text-transform: uppercase;
  clip-path: polygon(6px 0, 100% 0, calc(100% - 6px) 100%, 0 100%);
}

.meta-tag--pink {
  border-color: rgba(255, 45, 149, 0.4);
  color: var(--pink);
}

/* --- Track Cards --- */
.track-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 600px) {
  .track-grid {
    grid-template-columns: repeat(2, 1fr);
  }
}

@media (min-width: 900px) {
  .track-grid--home {
    grid-template-columns: repeat(3, 1fr);
  }
}

/* 共通：ホバー時に枠を伝う光 */
.hover-border {
  position: absolute;
  inset: 0;
  padding: 1.5px;
  background: conic-gradient(
    from var(--border-angle),
    transparent 0deg,
    transparent 248deg,
    rgba(255, 45, 149, 0.95) 282deg,
    rgba(255, 110, 180, 0.8) 302deg,
    rgba(155, 122, 255, 0.45) 318deg,
    transparent 342deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 3;
  clip-path: polygon(
    0 0, calc(100% - var(--cut)) 0, 100% var(--cut),
    100% 100%, var(--cut) 100%, 0 calc(100% - var(--cut))
  );
}

.hover-border--btn {
  clip-path: polygon(
    8px 0, calc(100% - 8px) 0, 100% 8px,
    100% calc(100% - 8px), calc(100% - 8px) 100%, 8px 100%,
    0 calc(100% - 8px), 0 8px
  );
}

.hover-border--sns {
  clip-path: polygon(
    6px 0, calc(100% - 6px) 0, 100% 6px,
    100% calc(100% - 6px), calc(100% - 6px) 100%, 6px 100%,
    0 calc(100% - 6px), 0 6px
  );
}

.track-card {
  display: flex;
  gap: 1rem;
  align-items: flex-start;
  cursor: default;
  position: relative;
}

/* トラックカード等：glass-card 既定の枠を無効化（hover-border を使用） */
.track-card.glass-card::after,
.concept-card.glass-card::after,
.news-item.glass-card::after,
.faq-item.glass-card::after,
.feature-card.glass-card::after,
.media-card.glass-card::after {
  display: none;
}

.track-card.glass-card:hover,
.track-card.glass-card.track-card--active,
.concept-card.glass-card:hover,
.news-item.glass-card:hover,
.faq-item.glass-card:hover,
.feature-card.glass-card:hover,
.media-card.glass-card:hover {
  border-color: rgba(255, 45, 149, 0.3);
  box-shadow: 0 0 24px rgba(255, 45, 149, 0.14);
}

.concept-card {
  position: relative;
}

.track-card--clickable {
  cursor: pointer;
}

.track-number {
  font-family: var(--font-display);
  font-size: 0.7rem;
  color: var(--pink);
  letter-spacing: 0.1em;
  min-width: 2rem;
  padding-top: 0.15rem;
}

.track-name {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  color: var(--silver-bright);
  margin-bottom: 0.35rem;
}

.track-desc {
  font-size: 0.8rem;
  color: var(--silver-dim);
  line-height: 1.6;
}

/* --- Waveform Decoration --- */
.waveform {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 24px;
  margin: 1rem 0;
}

.waveform__bar {
  width: 3px;
  background: linear-gradient(180deg, var(--pink) 0%, var(--silver-dim) 100%);
  border-radius: 2px;
  animation: wave-pulse 1.2s ease-in-out infinite;
}

.waveform__bar:nth-child(1) { height: 40%; animation-delay: 0s; }
.waveform__bar:nth-child(2) { height: 70%; animation-delay: 0.1s; }
.waveform__bar:nth-child(3) { height: 100%; animation-delay: 0.2s; }
.waveform__bar:nth-child(4) { height: 60%; animation-delay: 0.3s; }
.waveform__bar:nth-child(5) { height: 85%; animation-delay: 0.15s; }
.waveform__bar:nth-child(6) { height: 45%; animation-delay: 0.25s; }
.waveform__bar:nth-child(7) { height: 90%; animation-delay: 0.05s; }
.waveform__bar:nth-child(8) { height: 55%; animation-delay: 0.35s; }

@keyframes wave-pulse {
  0%, 100% { transform: scaleY(0.6); opacity: 0.45; }
  50% { transform: scaleY(1); opacity: 0.9; }
}

.waveform__bar {
  animation-duration: 2.8s;
}

/* --- SNS Links --- */
.sns-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 0.75rem;
}

@media (min-width: 600px) {
  .sns-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.sns-link {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1rem;
  min-height: 44px;
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 500;
  letter-spacing: 0.04em;
  text-transform: none;
  color: var(--silver-dim);
  background: var(--glass);
  border: 1px solid var(--glass-border);
  border-radius: 0;
  clip-path: polygon(
    6px 0, calc(100% - 6px) 0, 100% 6px,
    100% calc(100% - 6px), calc(100% - 6px) 100%, 6px 100%,
    0 calc(100% - 6px), 0 6px
  );
  transition: color var(--transition), box-shadow var(--transition), border-color var(--transition);
  position: relative;
  overflow: hidden;
  --border-angle: 0deg;
  isolation: isolate;
  line-height: 1.2;
  text-align: center;
  box-sizing: border-box;
}

.sns-link::after {
  content: '';
  position: absolute;
  inset: 0;
  padding: 1.5px;
  background: conic-gradient(
    from var(--border-angle),
    transparent 0deg,
    transparent 248deg,
    rgba(255, 45, 149, 0.95) 282deg,
    rgba(255, 110, 180, 0.8) 302deg,
    rgba(155, 122, 255, 0.45) 318deg,
    transparent 342deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 1;
  clip-path: polygon(
    6px 0, calc(100% - 6px) 0, 100% 6px,
    100% calc(100% - 6px), calc(100% - 6px) 100%, 6px 100%,
    0 calc(100% - 6px), 0 6px
  );
}

.sns-link:hover {
  color: var(--pink);
  border-color: rgba(255, 45, 149, 0.35);
  box-shadow: 0 0 16px var(--pink-glow);
}

/* --- About Preview --- */
.about-preview {
  text-align: center;
  max-width: 640px;
  margin: 0 auto;
}

.about-preview p {
  margin-bottom: 1.5rem;
}

.about-preview__layout {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 1.75rem;
}

.about-preview__intro {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.about-preview__body {
  width: 100%;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.about-preview__visual {
  width: min(300px, 88vw);
  aspect-ratio: 3 / 4;
  flex-shrink: 0;
  margin: 0 auto;
}

.about-preview__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  border-radius: var(--radius-lg);
}

/* --- EP Detail (Music page) --- */
.ep-detail {
  display: grid;
  gap: 2.5rem;
  align-items: start;
}

@media (min-width: 768px) {
  .ep-detail {
    grid-template-columns: 1fr 1.2fr;
    gap: 3rem;
  }
}

.ep-info-list {
  display: grid;
  gap: 0.75rem;
  margin: 1.5rem 0;
}

.ep-info-item {
  display: flex;
  gap: 1rem;
  font-size: 0.85rem;
}

.ep-info-item dt {
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: var(--silver-dim);
  text-transform: uppercase;
  min-width: 80px;
}

.ep-info-item dd {
  color: var(--silver-bright);
}

/* EP詳細 — Y2Kタイポグラフィ */
.ep-detail__label {
  color: var(--pink-soft);
  letter-spacing: 0.38em;
}

.ep-detail__label::before {
  content: '[ ';
  color: var(--silver-dim);
  opacity: 0.6;
}

.ep-detail__label::after {
  content: ' ]';
  color: var(--silver-dim);
  opacity: 0.6;
}

.ep-detail__title {
  font-family: var(--font-y2k);
  font-size: clamp(1.6rem, 4.5vw, 2.25rem);
  font-weight: 400;
  letter-spacing: 0.1em;
  line-height: 1.35;
  margin: 0.85rem 0 1.35rem;
  padding: 0.05em 0 0.22em;
  display: inline-block;
  background: linear-gradient(
    105deg,
    #f0f0f8 0%,
    #c8c8d4 22%,
    #ff6eb4 48%,
    #e8e8f0 72%,
    #b8b8c4 100%
  );
  background-size: 200% auto;
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
  -webkit-box-decoration-break: clone;
  box-decoration-break: clone;
  filter: drop-shadow(0 0 18px rgba(255, 45, 149, 0.35));
  animation: chrome-text-shimmer 8s ease-in-out infinite;
}

@keyframes chrome-text-shimmer {
  0%, 100% { background-position: 0% center; }
  50% { background-position: 100% center; }
}

.meta-list--y2k {
  gap: 0;
  margin: 0;
  padding: 0.25rem 1rem 0.5rem 1.15rem;
  border: 1px solid rgba(255, 45, 149, 0.18);
  border-left: 2px solid var(--pink);
  background:
    linear-gradient(160deg, rgba(255, 45, 149, 0.06) 0%, transparent 45%),
    rgba(255, 255, 255, 0.02);
  clip-path: polygon(
    10px 0, 100% 0, 100% calc(100% - 10px),
    calc(100% - 10px) 100%, 0 100%, 0 10px
  );
}

.meta-list--y2k .meta-list__item {
  display: grid;
  grid-template-columns: 6.8rem 1fr;
  gap: 0.35rem 1rem;
  padding: 0.7rem 0;
  border-bottom: 1px dashed rgba(184, 184, 196, 0.14);
  font-size: 0.82rem;
  align-items: baseline;
}

.meta-list--y2k .meta-list__item:last-child {
  border-bottom: none;
  padding-bottom: 0.35rem;
}

.meta-list--y2k .meta-list__item dt {
  font-family: var(--font-mono);
  font-size: 0.56rem;
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: none;
  color: rgba(255, 110, 180, 0.75);
  min-width: unset;
}

.meta-list--y2k .meta-list__item dt::before {
  content: '//';
  margin-right: 0.35em;
  color: var(--silver-dim);
  opacity: 0.45;
}

.meta-list--y2k .meta-list__item dd {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  font-weight: 500;
  letter-spacing: 0.08em;
  color: var(--silver-bright);
  text-shadow: 0 0 24px rgba(232, 232, 240, 0.12);
}

.meta-list--y2k .meta-list__item--accent dd {
  font-family: var(--font-y2k);
  font-size: 0.82rem;
  letter-spacing: 0.12em;
  background: linear-gradient(90deg, var(--silver-bright) 30%, var(--pink-soft) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.credits-panel {
  position: relative;
  max-width: 720px;
  margin: 0 auto;
  padding-top: 0.75rem;
}

.credits-panel__tag {
  position: absolute;
  top: 0;
  left: 1rem;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.22em;
  color: var(--pink);
  background: var(--black);
  padding: 0 0.45rem;
  z-index: 1;
}

.credits-panel .meta-list--y2k {
  padding-top: 1.1rem;
}

.ep-detail__info .meta-list--y2k {
  margin: 0 0 0.5rem;
}

.ep-prose {
  margin-top: 1.75rem;
  padding: 1.35rem 0 0 1rem;
  border-top: 1px solid rgba(255, 45, 149, 0.22);
  position: relative;
}

.ep-prose::before {
  content: 'READ_ME.TXT';
  position: absolute;
  top: -0.45rem;
  left: 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.22em;
  color: var(--pink);
  background: var(--black);
  padding: 0 0.45rem;
}

.ep-prose p {
  font-size: 0.84rem;
  line-height: 2;
  color: rgba(184, 184, 196, 0.95);
  letter-spacing: 0.04em;
}

.ep-prose p + p {
  margin-top: 1.1rem;
  padding-top: 1rem;
  border-top: 1px dotted rgba(184, 184, 196, 0.1);
}

.ep-prose p em {
  font-family: var(--font-mono);
  font-style: normal;
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  color: var(--pink-soft);
}

@media (max-width: 480px) {
  .meta-list--y2k .meta-list__item {
    grid-template-columns: 1fr;
    gap: 0.2rem;
    padding: 0.6rem 0;
  }

  .meta-list--y2k .meta-list__item dd {
    padding-left: 1.1rem;
  }
}

@media (min-width: 768px) {
  .meta-list--y2k .meta-list__item {
    grid-template-columns: 7.5rem 1fr;
  }

  .credits-panel .meta-list--y2k .meta-list__item {
    grid-template-columns: 8rem 1fr;
  }
}

/* --- Track List Section BG --- */
.track-list-section {
  position: relative;
  overflow: hidden;
}

.track-list-section__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.track-list-section__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  opacity: 0.18;
  filter: saturate(0.6) brightness(0.5);
}

.track-list-section .container {
  position: relative;
  z-index: 1;
}

/* --- Fake Music Player --- */
.music-player {
  position: sticky;
  bottom: 1rem;
  z-index: 50;
  background: rgba(8, 8, 12, 0.78);
  border: 1px solid rgba(184, 184, 196, 0.2);
  border-radius: 0;
  clip-path: polygon(
    0 0, calc(100% - 16px) 0, 100% 16px,
    100% 100%, 16px 100%, 0 calc(100% - 16px)
  );
  padding: 1rem 1.25rem;
  backdrop-filter: blur(20px);
  -webkit-backdrop-filter: blur(20px);
  box-shadow: 0 -4px 32px rgba(0, 0, 0, 0.5);
  margin-top: 2rem;
  --border-angle: 0deg;
  overflow: hidden;
}

.music-player::after {
  content: '';
  position: absolute;
  inset: -1px;
  padding: 1.5px;
  background: conic-gradient(
    from var(--border-angle),
    transparent 0deg,
    transparent 260deg,
    rgba(255, 45, 149, 0.85) 290deg,
    rgba(255, 110, 180, 0.65) 310deg,
    transparent 340deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 0;
}

.music-player::before {
  content: '';
  position: absolute;
  inset: 0;
  border-radius: inherit;
  background: linear-gradient(135deg, rgba(255, 255, 255, 0.03) 0%, transparent 50%, rgba(255, 45, 149, 0.02) 100%);
  pointer-events: none;
  z-index: 0;
}

.player-top,
.player-progress {
  position: relative;
  z-index: 1;
}

@media (min-width: 768px) {
  .music-player {
    bottom: 1rem;
    margin-top: 3rem;
  }
}

.player-top {
  display: flex;
  align-items: center;
  gap: 0.85rem;
  margin-bottom: 0.75rem;
  position: relative;
  z-index: 1;
}

.player-thumb {
  width: 48px;
  height: 48px;
  border-radius: var(--radius);
  overflow: hidden;
  flex-shrink: 0;
  border: 1px solid rgba(184, 184, 196, 0.25);
  box-shadow: 0 0 12px rgba(255, 45, 149, 0.15);
}

.player-thumb img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.player-waveform {
  display: flex;
  align-items: center;
  gap: 2px;
  height: 20px;
  margin-left: auto;
  flex-shrink: 0;
}

.player-waveform .waveform__bar {
  width: 2px;
}

.player-waveform.playing .waveform__bar {
  animation: wave-pulse 1s ease-in-out infinite;
}

.player-btn {
  width: 44px;
  height: 44px;
  border-radius: 50%;
  border: 1px solid var(--silver-dim);
  display: flex;
  align-items: center;
  justify-content: center;
  color: var(--silver-bright);
  transition: color var(--transition), box-shadow var(--transition), border-color var(--transition);
  flex-shrink: 0;
  position: relative;
  overflow: hidden;
  --border-angle: 0deg;
  padding: 0;
}

.player-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  padding: 1.5px;
  border-radius: 50%;
  background: conic-gradient(
    from var(--border-angle),
    transparent 0deg,
    transparent 248deg,
    rgba(255, 45, 149, 0.95) 282deg,
    rgba(255, 110, 180, 0.8) 302deg,
    rgba(155, 122, 255, 0.45) 318deg,
    transparent 342deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 1;
}

.player-btn:hover,
.player-btn.playing {
  border-color: rgba(255, 45, 149, 0.35);
  box-shadow: 0 0 12px var(--pink-glow);
  color: var(--pink);
}

.player-btn__icon {
  position: relative;
  z-index: 2;
  width: 0;
  height: 0;
  border-style: solid;
  border-width: 6px 0 6px 10px;
  border-color: transparent transparent transparent currentColor;
  transform: translateX(2px);
  flex-shrink: 0;
}

.player-btn.playing .player-btn__icon {
  width: 10px;
  height: 12px;
  border: none;
  margin-left: 0;
  background: none;
  display: flex;
  gap: 3px;
  transform: none;
}

.player-btn.playing .player-btn__icon::before,
.player-btn.playing .player-btn__icon::after {
  content: '';
  width: 3px;
  height: 12px;
  background: currentColor;
  border-radius: 1px;
}

.player-track-info {
  flex: 1;
  min-width: 0;
}

.player-track-name {
  font-family: var(--font-display);
  font-size: 0.8rem;
  letter-spacing: 0.08em;
  color: var(--silver-bright);
  white-space: nowrap;
  overflow: hidden;
  text-overflow: ellipsis;
}

.player-status {
  font-family: var(--font-display);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  color: var(--silver-dim);
  text-transform: uppercase;
}

.player-status.playing {
  color: var(--pink);
  text-shadow: 0 0 8px var(--pink-glow);
}

.player-progress {
  height: 3px;
  background: rgba(255, 255, 255, 0.08);
  border-radius: 2px;
  overflow: hidden;
  position: relative;
  z-index: 1;
  box-shadow: 0 0 8px rgba(255, 45, 149, 0.1);
}

.player-progress__bar {
  height: 100%;
  width: 0%;
  background: linear-gradient(90deg, var(--pink), var(--purple));
  border-radius: 2px;
  transition: width 0.1s linear;
}

.player-progress__bar.animating {
  animation: progress-fill 45s linear infinite;
}

@keyframes progress-fill {
  0% { width: 0%; }
  100% { width: 100%; }
}

/* --- Profile --- */
.profile-card {
  max-width: 900px;
  margin: 0 auto;
  padding: 0;
  overflow: hidden;
}

.profile-card__layout {
  display: grid;
  gap: 0;
}

.profile-card__visual {
  aspect-ratio: 4 / 3;
  max-height: 320px;
}

.profile-card__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.profile-card__body {
  padding: 1.5rem;
  text-align: center;
}

@media (min-width: 768px) {
  .profile-card__layout {
    grid-template-columns: 1fr 1.1fr;
  }

  .profile-card__visual {
    max-height: none;
    aspect-ratio: auto;
    min-height: 100%;
  }

  .profile-card__body {
    text-align: left;
    display: flex;
    flex-direction: column;
    justify-content: center;
    padding: 2rem;
  }
}

.profile-card p {
  margin-bottom: 1rem;
}

.profile-card__body .divider {
  margin-left: 0;
}

.visual-identity__layout {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}

.visual-identity__visual {
  aspect-ratio: 3 / 4;
  max-width: 280px;
  margin: 0 auto;
}

@media (min-width: 768px) {
  .visual-identity__layout {
    grid-template-columns: 1fr 1.2fr;
    text-align: left;
  }

  .visual-identity__visual {
    margin: 0;
    max-width: none;
  }

  .visual-identity__text {
    text-align: left;
  }

  .visual-identity__text .divider {
    margin-left: 0;
  }
}

/* --- Concept Bento (editorial) --- */
.concept-bento {
  display: grid;
  gap: 1.15rem;
  max-width: 960px;
  margin: 0 auto;
}

.concept-card {
  --card-glow: rgba(255, 45, 149, 0.35);
  position: relative;
  padding: 1.75rem 1.5rem 1.6rem;
  border-radius: 1.25rem;
  overflow: hidden;
  background: #12121a;
  border: 1px solid rgba(255, 255, 255, 0.06);
  transition: transform 0.35s ease, box-shadow 0.35s ease;
}

.concept-card::before {
  content: '';
  position: absolute;
  width: 140%;
  height: 140%;
  top: -40%;
  right: -30%;
  border-radius: 50%;
  background: radial-gradient(circle, var(--card-glow) 0%, transparent 68%);
  opacity: 0.45;
  pointer-events: none;
  z-index: 0;
  transition: opacity 0.35s ease;
}

.concept-card__grain {
  position: absolute;
  inset: -20%;
  z-index: 1;
  pointer-events: none;
  background-image: var(--noise-texture);
  background-size: 90px 90px;
  opacity: 0.62;
  mix-blend-mode: soft-light;
  animation: concept-grain-shift 0.22s steps(4) infinite;
}

.concept-card__grain--fine {
  inset: 0;
  background-size: 55px 55px;
  opacity: 0.45;
  mix-blend-mode: overlay;
  animation-duration: 0.18s;
}

.concept-card::after {
  content: '';
  position: absolute;
  inset: 0;
  z-index: 2;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 1px,
    rgba(0, 0, 0, 0.14) 1px,
    rgba(0, 0, 0, 0.14) 2px
  );
  opacity: 0.55;
  mix-blend-mode: multiply;
}

@keyframes concept-grain-shift {
  0% { transform: translate(0, 0); }
  25% { transform: translate(-2%, 1%); }
  50% { transform: translate(1%, -2%); }
  75% { transform: translate(2%, 2%); }
  100% { transform: translate(0, 0); }
}

.concept-card:hover {
  transform: translateY(-5px);
  box-shadow: 0 20px 48px rgba(0, 0, 0, 0.45);
}

.concept-card:hover::before {
  opacity: 0.7;
}

.concept-card--chrome { --card-glow: rgba(200, 200, 212, 0.5); }
.concept-card--city { --card-glow: rgba(107, 140, 255, 0.55); }
.concept-card--memory { --card-glow: rgba(155, 122, 255, 0.5); }
.concept-card--dream { --card-glow: rgba(92, 224, 255, 0.45); }
.concept-card--signal { --card-glow: rgba(255, 45, 149, 0.55); }
.concept-card--rain { --card-glow: rgba(79, 209, 197, 0.5); }

.concept-card__num {
  position: absolute;
  top: 0.5rem;
  right: 1rem;
  z-index: 3;
  font-family: var(--font-heading);
  font-size: clamp(2.5rem, 8vw, 3.5rem);
  font-weight: 700;
  line-height: 1;
  color: rgba(255, 255, 255, 0.04);
  pointer-events: none;
  user-select: none;
}

.concept-card__en {
  position: relative;
  z-index: 3;
  font-family: var(--font-section);
  font-size: clamp(1.15rem, 3.2vw, 1.6rem);
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  line-height: 1.2;
  color: var(--silver-bright);
  margin-bottom: 0.35rem;
}

.concept-card__ja {
  position: relative;
  z-index: 3;
  font-family: var(--font-body);
  font-size: 0.68rem;
  font-weight: 400;
  letter-spacing: 0.1em;
  color: rgba(184, 184, 196, 0.58);
  margin-bottom: 0.85rem;
  line-height: 1.4;
}

.concept-card__text {
  position: relative;
  z-index: 3;
  font-size: 0.86rem;
  line-height: 1.9;
  letter-spacing: 0.04em;
  color: rgba(184, 184, 196, 0.88);
  max-width: 34rem;
}

@media (min-width: 720px) {
  .concept-bento {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.25rem;
  }

  .concept-card--wide {
    grid-column: span 2;
  }

  .concept-card--wide .concept-card__text {
    max-width: 52rem;
  }

  .concept-card {
    padding: 2rem 1.85rem 1.75rem;
  }
}

@media (min-width: 960px) {
  .concept-bento {
    grid-template-columns: repeat(12, 1fr);
  }

  .concept-card--chrome { grid-column: span 7; }
  .concept-card--city { grid-column: span 5; }
  .concept-card--memory { grid-column: span 5; }
  .concept-card--dream { grid-column: span 7; }
  .concept-card--signal { grid-column: span 6; }
  .concept-card--rain { grid-column: span 6; }

  .concept-card--wide {
    grid-column: span 7;
  }
}

/* --- Artist Data Panel --- */
.artist-data {
  max-width: 920px;
  margin: 0 auto;
}

.artist-data-panel {
  position: relative;
  border: 1px solid rgba(255, 45, 149, 0.22);
  border-left: 2px solid var(--pink);
  background:
    linear-gradient(165deg, rgba(255, 45, 149, 0.07) 0%, transparent 42%),
    linear-gradient(0deg, rgba(255, 255, 255, 0.03), rgba(255, 255, 255, 0.01));
  clip-path: polygon(
    16px 0, 100% 0, 100% calc(100% - 16px),
    calc(100% - 16px) 100%, 0 100%, 0 16px
  );
  overflow: hidden;
}

.artist-data-panel::before {
  content: '';
  position: absolute;
  inset: 0;
  background: repeating-linear-gradient(
    0deg,
    transparent 0px,
    transparent 2px,
    rgba(255, 255, 255, 0.015) 2px,
    rgba(255, 255, 255, 0.015) 4px
  );
  pointer-events: none;
  z-index: 0;
}

.artist-data-panel__bar {
  position: relative;
  z-index: 1;
  display: flex;
  align-items: center;
  gap: 0.75rem;
  padding: 0.65rem 1.15rem;
  border-bottom: 1px solid rgba(255, 45, 149, 0.2);
  background: rgba(8, 8, 12, 0.65);
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
}

.artist-data-panel__dots {
  display: flex;
  gap: 0.35rem;
}

.artist-data-panel__dots i {
  width: 7px;
  height: 7px;
  border-radius: 50%;
  background: var(--pink);
  opacity: 0.85;
  box-shadow: 0 0 6px var(--pink-glow);
}

.artist-data-panel__dots i:nth-child(2) {
  background: var(--silver);
  box-shadow: none;
  opacity: 0.5;
}

.artist-data-panel__dots i:nth-child(3) {
  background: var(--purple);
  box-shadow: 0 0 6px rgba(155, 122, 255, 0.5);
}

.artist-data-panel__filename {
  flex: 1;
  color: var(--pink-soft);
}

.artist-data-panel__status {
  color: rgba(255, 110, 180, 0.7);
  animation: status-blink 2.4s ease-in-out infinite;
}

@keyframes status-blink {
  0%, 100% { opacity: 1; }
  50% { opacity: 0.45; }
}

.artist-data-panel__body {
  position: relative;
  z-index: 1;
  display: grid;
  gap: 1.75rem;
  padding: 1.5rem 1.25rem 1.25rem;
}

@media (min-width: 768px) {
  .artist-data-panel__body {
    grid-template-columns: 0.9fr 1.1fr;
    gap: 2rem;
    padding: 1.75rem 1.75rem 1.5rem;
  }
}

.artist-data-identity {
  padding: 1.25rem 1.15rem;
  border: 1px dashed rgba(255, 45, 149, 0.25);
  background: rgba(8, 8, 12, 0.45);
  clip-path: polygon(
    10px 0, 100% 0, 100% calc(100% - 10px),
    calc(100% - 10px) 100%, 0 100%, 0 10px
  );
}

.artist-data-identity__id {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  color: var(--silver-dim);
  margin-bottom: 0.65rem;
}

.artist-data-identity__name {
  font-family: var(--font-y2k);
  font-size: clamp(1.4rem, 4vw, 1.85rem);
  letter-spacing: 0.14em;
  line-height: 1.2;
  margin-bottom: 1.25rem;
  background: linear-gradient(90deg, var(--silver-bright) 20%, var(--pink-soft) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.artist-data-identity__field {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.12em;
  color: rgba(255, 110, 180, 0.7);
  margin-bottom: 0.3rem;
}

.artist-data-identity__value {
  font-family: var(--font-tech);
  font-size: 0.82rem;
  letter-spacing: 0.06em;
  color: var(--silver-bright);
  margin-bottom: 1.1rem;
}

.artist-data-colors {
  display: flex;
  flex-direction: column;
  gap: 0.55rem;
  margin-bottom: 1.25rem;
}

.artist-data-colors__item {
  display: flex;
  align-items: center;
  gap: 0.65rem;
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.08em;
  color: var(--silver-dim);
}

.artist-data-colors__swatch {
  width: 1.1rem;
  height: 1.1rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
  flex-shrink: 0;
}

.artist-data-colors__swatch--silver {
  background: linear-gradient(135deg, #f0f0f8, #8a8a96);
  box-shadow: 0 0 8px rgba(232, 232, 240, 0.25);
}

.artist-data-colors__swatch--black {
  background: linear-gradient(135deg, #1a1a22, #08080c);
}

.artist-data-colors__swatch--pink {
  background: linear-gradient(135deg, #ff6eb4, #ff2d95);
  box-shadow: 0 0 10px var(--pink-glow);
}

.artist-data-status {
  display: flex;
  align-items: center;
  gap: 0.5rem;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.14em;
  color: var(--pink-soft);
  padding-top: 0.85rem;
  border-top: 1px solid rgba(184, 184, 196, 0.12);
}

.artist-data-status__led {
  width: 6px;
  height: 6px;
  border-radius: 50%;
  background: var(--pink);
  box-shadow: 0 0 8px var(--pink-glow);
  animation: status-blink 1.8s ease-in-out infinite;
}

.artist-data-specs {
  display: grid;
  gap: 0;
  align-content: start;
}

.artist-data-specs__item {
  display: grid;
  gap: 0.3rem;
  padding: 0.75rem 0;
  border-bottom: 1px dashed rgba(184, 184, 196, 0.14);
}

.artist-data-specs__item:last-child {
  border-bottom: none;
  padding-bottom: 0;
}

@media (min-width: 640px) {
  .artist-data-specs__item:not(.artist-data-specs__item--wide) {
    grid-template-columns: 6.5rem 1fr;
    gap: 0.5rem 1rem;
    align-items: baseline;
  }

  .artist-data-specs__item--wide {
    grid-template-columns: 6.5rem 1fr;
    gap: 0.5rem 1rem;
    align-items: start;
  }
}

.artist-data-specs__item dt {
  font-family: var(--font-mono);
  font-size: 0.56rem;
  letter-spacing: 0.12em;
  color: rgba(255, 110, 180, 0.75);
}

.artist-data-specs__item dd {
  font-family: var(--font-tech);
  font-size: 0.8rem;
  letter-spacing: 0.06em;
  color: var(--silver-bright);
  line-height: 1.6;
}

.artist-data-specs__item--accent dd {
  font-family: var(--font-y2k);
  font-size: 0.82rem;
  letter-spacing: 0.1em;
  background: linear-gradient(90deg, var(--silver-bright) 30%, var(--pink-soft) 100%);
  -webkit-background-clip: text;
  background-clip: text;
  -webkit-text-fill-color: transparent;
}

.artist-data-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.08em;
  color: var(--silver);
  border: 1px solid rgba(184, 184, 196, 0.22);
  padding: 0.2rem 0.45rem;
  margin: 0.15rem 0.35rem 0.15rem 0;
  background: rgba(255, 255, 255, 0.03);
}

.artist-data-panel__footer {
  position: relative;
  z-index: 1;
  display: flex;
  justify-content: space-between;
  padding: 0.55rem 1.15rem;
  border-top: 1px solid rgba(255, 45, 149, 0.15);
  background: rgba(8, 8, 12, 0.55);
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.16em;
  color: var(--silver-dim);
}

/* --- Contact --- */
.label-contact {
  text-align: center;
  max-width: 640px;
  margin: 0 auto 3rem;
  position: relative;
  overflow: hidden;
  padding: 2.5rem 1.5rem;
}

.label-contact__bg {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.label-contact__bg img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: brightness(0.35) saturate(0.7);
}

.label-contact__content {
  position: relative;
  z-index: 1;
}

.contact-hero-visual {
  width: 100%;
  max-width: 480px;
  margin: 1.5rem auto 0;
  aspect-ratio: 2 / 1;
  overflow: hidden;
  border: 1px solid rgba(184, 184, 196, 0.25);
  clip-path: polygon(
    var(--cut) 0, 100% 0, 100% calc(100% - var(--cut)),
    calc(100% - var(--cut)) 100%, 0 100%, 0 var(--cut)
  );
  box-shadow: 0 0 32px rgba(255, 45, 149, 0.1);
  position: relative;
  --border-angle: 0deg;
}

.contact-hero-visual::after {
  content: '';
  position: absolute;
  inset: -1px;
  padding: 1.5px;
  background: conic-gradient(
    from var(--border-angle),
    transparent 0deg,
    transparent 265deg,
    rgba(255, 45, 149, 0.9) 295deg,
    rgba(255, 110, 180, 0.7) 315deg,
    transparent 350deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 2;
}

.contact-hero-visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.label-contact h3 {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.12em;
  color: var(--silver-bright);
  margin-bottom: 1.5rem;
}

.label-email {
  font-family: var(--font-display);
  font-size: 0.9rem;
  color: var(--pink);
  letter-spacing: 0.05em;
  margin-bottom: 1.5rem;
  display: block;
}

.label-for {
  text-align: left;
  display: inline-block;
}

.label-for li {
  font-size: 0.85rem;
  color: var(--silver-dim);
  padding: 0.25rem 0;
  padding-left: 1rem;
  position: relative;
}

.label-for li::before {
  content: '—';
  position: absolute;
  left: 0;
  color: var(--pink);
}

.contact-form {
  max-width: 500px;
  margin: 0 auto;
}

.form-group {
  margin-bottom: 1.25rem;
}

.form-group label {
  display: block;
  font-family: var(--font-display);
  font-size: 0.6rem;
  letter-spacing: 0.15em;
  color: var(--silver-dim);
  text-transform: uppercase;
  margin-bottom: 0.5rem;
}

.form-group input,
.form-group select,
.form-group textarea {
  width: 100%;
  padding: 0.75rem 1rem;
  font-family: var(--font-body);
  font-size: 0.9rem;
  color: var(--silver-bright);
  background: rgba(0, 0, 0, 0.4);
  border: 1px solid var(--glass-border);
  border-radius: var(--radius);
  transition: border-color var(--transition), box-shadow var(--transition);
}

.form-group input:focus,
.form-group select:focus,
.form-group textarea:focus {
  outline: none;
  border-color: var(--pink);
  box-shadow: 0 0 12px rgba(255, 45, 149, 0.15);
}

.form-group textarea {
  min-height: 120px;
  resize: vertical;
}

.form-group select {
  appearance: none;
  background-image: url("data:image/svg+xml,%3Csvg xmlns='http://www.w3.org/2000/svg' width='12' height='8' viewBox='0 0 12 8'%3E%3Cpath fill='%236e6e7a' d='M1 1l5 5 5-5'/%3E%3C/svg%3E");
  background-repeat: no-repeat;
  background-position: right 1rem center;
}

.form-message {
  text-align: center;
  padding: 1rem;
  margin-top: 1rem;
  font-family: var(--font-display);
  font-size: 0.7rem;
  letter-spacing: 0.1em;
  color: var(--pink);
  border: 1px solid rgba(255, 45, 149, 0.3);
  border-radius: var(--radius);
  background: rgba(255, 45, 149, 0.05);
  opacity: 0;
  transform: translateY(8px);
  transition: all 0.4s ease;
}

.form-message.show {
  opacity: 1;
  transform: translateY(0);
}

/* --- Footer --- */
.site-footer {
  text-align: center;
  padding: 3rem 0 2rem;
  border-top: 1px solid var(--glass-border);
  margin-top: 2rem;
}

.site-footer p {
  font-family: var(--font-display);
  font-size: 0.55rem;
  letter-spacing: 0.2em;
  color: var(--silver-dim);
  text-transform: uppercase;
}

@media (min-width: 768px) {
  .site-footer {
    padding-bottom: 3rem;
  }
}

/* --- Divider --- */
.divider {
  width: 80px;
  height: 2px;
  background: linear-gradient(90deg, var(--pink), var(--silver-dim));
  margin: 0 auto 1.5rem;
  clip-path: polygon(0 0, calc(100% - 6px) 0, 100% 100%, 6px 100%);
}

/* --- Desktop: 大きい画像 + Y2Kレイアウト --- */
@media (min-width: 768px) {
  :root {
    --max-width: 1200px;
    --cut: 18px;
  }

  .cover-art {
    width: min(400px, 44vw);
  }

  .cover-art--hero {
    width: min(460px, 46vw);
  }

  .cover-art--lg {
    width: min(440px, 42vw);
  }

  .cover-art--sm {
    width: 100%;
    max-width: 380px;
  }

  .media-card {
    grid-template-columns: minmax(340px, 400px) 1fr;
    gap: 2.5rem;
    padding: 2rem;
  }

  .media-card .cover-art {
    max-width: none;
    width: 100%;
  }

  .about-preview {
    max-width: 900px;
  }

  .about-preview__layout {
    display: grid;
    grid-template-columns: minmax(240px, 280px) 1fr;
    grid-template-rows: auto 1fr;
    gap: 0 3rem;
    text-align: left;
    align-items: start;
  }

  .about-preview__intro {
    grid-column: 2;
    grid-row: 1;
    align-items: flex-start;
    text-align: left;
  }

  .about-preview__visual {
    grid-column: 1;
    grid-row: 1 / 3;
    width: min(280px, 30vw);
    margin: 0;
    align-self: center;
  }

  .about-preview__body {
    grid-column: 2;
    grid-row: 2;
    align-items: flex-start;
    text-align: left;
  }

  .about-preview__layout .btn-group,
  .about-preview__layout .btn {
    align-self: flex-start;
  }

  .ep-detail {
    grid-template-columns: minmax(380px, 1fr) 1.1fr;
    gap: 3.5rem;
    align-items: center;
  }

  .ep-detail .cover-art--lg {
    width: 100%;
    max-width: 520px;
    margin: 0;
  }

  .profile-card__visual {
    min-height: 440px;
  }

  .visual-identity__visual {
    min-height: 420px;
    max-width: none;
  }

  .contact-hero-visual {
    max-width: 640px;
  }
}

@media (min-width: 1024px) {
  /* デスクトップ基準幅 1440px：ヘッダー（padding 2rem）と本文端を揃える */
  :root {
    --max-width: 1440px;
    --cut: 22px;
  }

  .container {
    padding-left: 2rem;
    padding-right: 2rem;
  }

  .hero--home {
    text-align: left;
    padding: 3rem 0 4rem;
  }

  .hero__grid {
    display: grid;
    grid-template-columns: 1.15fr 0.85fr;
    gap: 4rem;
    align-items: center;
  }

  .hero__visual {
    justify-content: flex-end;
    padding-right: 1rem;
  }

  .hero__text {
    text-align: left;
  }

  .home-hero__lead {
    margin-left: 0;
    margin-right: auto;
  }

  .hero__headline {
    transform: translateY(-2.75rem);
    margin-bottom: 0;
    padding-bottom: 0.5rem;
  }

  .hero--home .hero-sub {
    margin-top: -1.5rem;
  }

  .cover-art--hero {
    width: min(560px, 100%);
    margin: 0;
  }

  .y2k-tag {
    left: -1rem;
    top: 1rem;
    font-size: 0.6rem;
  }

  .hero-copy {
    margin: 0;
    max-width: 100%;
  }

  .btn-group {
    justify-content: flex-start;
  }

  .hero__text .btn-group {
    justify-content: flex-start;
  }

  .waveform {
    justify-content: flex-start;
  }

  .heading-xl {
    font-size: clamp(3rem, 5vw, 4.5rem);
  }

  .cover-art--lg {
    max-width: 560px;
    width: 100%;
  }

  .media-card {
    grid-template-columns: minmax(400px, 480px) 1fr;
    gap: 3.5rem;
  }

  .about-preview__visual {
    width: min(320px, 28vw);
  }

  .profile-card__visual {
    min-height: 520px;
  }

  .visual-identity__visual {
    min-height: 500px;
  }

  .contact-hero-visual {
    max-width: 800px;
    aspect-ratio: 2.2 / 1;
  }

  .page-hero--visual {
    min-height: 280px;
  }
}

@media (min-width: 1280px) {
  .cover-art--hero {
    width: min(620px, 100%);
  }

  .ep-detail .cover-art--lg {
    max-width: 600px;
  }
}

/* --- コンテンツ拡充 --- */
.prose p + p {
  margin-top: 1rem;
}

.prose--y2k p {
  font-family: var(--font-tech);
  font-size: 0.86rem;
  font-weight: 400;
  letter-spacing: 0.05em;
  line-height: 1.95;
  color: rgba(184, 184, 196, 0.95);
}

.prose--sm {
  font-size: 0.9rem;
  color: var(--text-muted);
}

.track-meta {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem 1rem;
  margin-top: 0.35rem;
  font-family: var(--font-mono);
  font-size: 0.72rem;
  color: var(--text-muted);
  letter-spacing: 0.06em;
}

.track-duration {
  color: var(--neon-pink);
}

.track-playing-label {
  color: var(--pink);
  font-family: var(--font-display);
  font-size: 0.62rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  text-shadow: 0 0 8px var(--pink-glow);
}

.track-playing-label[hidden] {
  display: none;
}

.news-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
}

.news-item {
  display: grid;
  gap: 0.35rem 1.25rem;
  padding: 1.25rem 1.5rem;
  position: relative;
}

@media (min-width: 640px) {
  .news-item {
    grid-template-columns: auto 1fr;
    align-items: start;
  }
}

.news-item__date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--neon-pink);
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.news-item__title {
  font-family: var(--font-display);
  font-size: 1rem;
  margin-bottom: 0.35rem;
}

.timeline {
  display: flex;
  flex-direction: column;
  gap: 0;
  max-width: 720px;
  margin: 0 auto;
}

.timeline-item {
  display: grid;
  gap: 0.25rem 1.5rem;
  padding: 1.25rem 0;
  border-bottom: 1px solid rgba(255, 255, 255, 0.06);
}

.timeline-item:last-child {
  border-bottom: none;
}

@media (min-width: 640px) {
  .timeline-item {
    grid-template-columns: 5.5rem 1fr;
  }
}

.timeline-item__year {
  font-family: var(--font-mono);
  font-size: 0.8rem;
  color: var(--neon-pink);
  letter-spacing: 0.06em;
}

.timeline-item__title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  margin-bottom: 0.35rem;
}

.faq-list {
  display: flex;
  flex-direction: column;
  gap: 1.25rem;
  max-width: 760px;
  margin: 0 auto;
}

.faq-item.glass-card {
  padding: 0;
  overflow: hidden;
  background:
    linear-gradient(155deg, rgba(255, 45, 149, 0.08) 0%, transparent 45%),
    linear-gradient(180deg, rgba(16, 16, 22, 0.96) 0%, rgba(8, 8, 12, 0.98) 100%);
  border: 1px solid rgba(255, 45, 149, 0.16);
  border-left: 2px solid var(--pink);
  clip-path: polygon(
    12px 0, 100% 0, 100% calc(100% - 12px),
    calc(100% - 12px) 100%, 0 100%, 0 12px
  );
  transition: transform 0.32s ease, box-shadow 0.32s ease, border-color 0.32s ease;
}

.faq-item.glass-card::before {
  content: attr(data-num);
  position: absolute;
  top: 0.15rem;
  right: 1.1rem;
  font-family: var(--font-heading);
  font-size: clamp(2.4rem, 8vw, 3.2rem);
  font-weight: 700;
  line-height: 1;
  color: rgba(255, 255, 255, 0.035);
  z-index: 1;
  pointer-events: none;
  user-select: none;
}

.faq-item__grain {
  position: absolute;
  inset: -15%;
  z-index: 0;
  pointer-events: none;
  background-image: var(--noise-texture);
  background-size: 80px 80px;
  opacity: 0.35;
  mix-blend-mode: soft-light;
}

.faq-item__scanlines {
  position: absolute;
  inset: 0;
  z-index: 0;
  pointer-events: none;
  background: repeating-linear-gradient(
    0deg,
    transparent 0,
    transparent 2px,
    rgba(0, 0, 0, 0.12) 2px,
    rgba(0, 0, 0, 0.12) 4px
  );
  opacity: 0.45;
}

.faq-item__top {
  position: relative;
  z-index: 2;
  display: flex;
  align-items: center;
  justify-content: space-between;
  gap: 1rem;
  padding: 1rem 1.35rem 0.6rem;
}

.faq-item__id {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  color: rgba(255, 110, 180, 0.85);
}

.faq-item__tag {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.24em;
  color: var(--silver-dim);
  padding: 0.25rem 0.55rem;
  border: 1px solid rgba(184, 184, 196, 0.22);
  background: rgba(0, 0, 0, 0.35);
}

.faq-item__q {
  position: relative;
  z-index: 2;
  font-family: var(--font-y2k);
  font-size: clamp(0.9rem, 2.6vw, 1.02rem);
  font-weight: 400;
  letter-spacing: 0.05em;
  line-height: 1.55;
  color: var(--silver-bright);
  margin: 0;
  padding: 0 1.35rem 0.7rem;
}

.faq-item__line {
  position: relative;
  z-index: 2;
  height: 1px;
  margin: 0 1.35rem 0.85rem;
  background: linear-gradient(90deg, var(--pink), rgba(184, 184, 196, 0.3) 50%, transparent);
  opacity: 0.7;
}

.faq-item__a {
  position: relative;
  z-index: 2;
  font-size: 0.86rem;
  line-height: 1.8;
  color: var(--silver-dim);
  margin: 0;
  padding: 0 1.35rem 1.35rem;
}

.faq-item__prefix {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  color: var(--pink);
  margin-right: 0.45rem;
}

.faq-item.glass-card:hover {
  transform: translateX(5px);
  border-color: rgba(255, 45, 149, 0.38);
  box-shadow:
    -5px 0 28px rgba(255, 45, 149, 0.1),
    0 10px 36px rgba(0, 0, 0, 0.45);
}

.faq-item.glass-card:hover .faq-item__tag {
  color: var(--pink-soft);
  border-color: rgba(255, 45, 149, 0.4);
  box-shadow: 0 0 10px rgba(255, 45, 149, 0.15);
}

.stream-links {
  display: flex;
  flex-wrap: wrap;
  gap: 0.75rem;
  margin-top: 1.5rem;
}

.stream-links .btn {
  font-size: 0.78rem;
  padding: 0.65rem 1.25rem;
}

.feature-grid {
  display: grid;
  gap: 1rem;
}

@media (min-width: 768px) {
  .feature-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.feature-card {
  position: relative;
  padding: 1.5rem;
}

.feature-card h4 {
  font-family: var(--font-display);
  font-size: 0.95rem;
  margin-bottom: 0.65rem;
}

.feature-card p {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.65;
}

.label-about {
  font-size: 0.88rem;
  color: var(--text-muted);
  line-height: 1.75;
  margin-top: 0.75rem;
}

/* --- Reduced Motion --- */
@media (prefers-reduced-motion: reduce) {
  *,
  *::before,
  *::after {
    animation-duration: 0.01ms !important;
    animation-iteration-count: 1 !important;
    transition-duration: 0.01ms !important;
  }

  .reveal {
    opacity: 1;
    transform: none;
  }

  .ambient-bg::before {
    animation: none;
  }

  .glow-image:hover img,
  .profile-visual:hover img {
    transform: none;
  }

  .img-fade {
    opacity: 1;
    transform: none;
  }

  .image-frame::after,
  .profile-visual::after,
  .hover-border,
  .btn::after,
  .sns-link::after,
  .player-btn::after,
  .glass-card:not(.track-card):not(.concept-card):not(.news-item):not(.faq-item):not(.feature-card):not(.media-card)::after,
  .music-player::after,
  .contact-hero-visual::after,
  .image-frame:hover::after,
  .profile-visual:hover::after,
  .track-card:hover .hover-border,
  .track-card.track-card--active .hover-border,
  .concept-card:hover .hover-border,
  .news-item:hover .hover-border,
  .faq-item:hover .hover-border,
  .feature-card:hover .hover-border,
  .media-card:hover .hover-border,
  .btn:hover::after,
  .btn:focus-visible::after,
  .sns-link:hover::after,
  .sns-link:focus-visible::after,
  .player-btn:hover::after,
  .player-btn.playing::after,
  .glass-card:not(.track-card):not(.concept-card):not(.news-item):not(.faq-item):not(.feature-card):not(.media-card):hover::after,
  .music-player:hover::after,
  .contact-hero-visual:hover::after {
    animation: none;
    opacity: 0.35;
  }

  .hero-bg__img {
    transform: scale(1.05);
  }

  .ep-detail__title,
  .hero-title,
  .page-hero .heading-display,
  .section-header .heading-display,
  .block-title {
    animation: none;
    background-position: 50% center;
  }

  .artist-data-panel__status,
  .artist-data-status__led {
    animation: none;
    opacity: 1;
  }

  .concept-card:hover {
    transform: none;
  }

  .concept-card__grain {
    animation: none;
    transform: none;
  }

  .mobile-menu {
    clip-path: none;
    opacity: 0;
    transition: opacity 0.2s ease, visibility 0s linear 0.2s;
  }

  .mobile-menu.is-open {
    opacity: 1;
    transition: opacity 0.2s ease, visibility 0s linear 0s;
  }

  .mobile-menu__tag,
  .mobile-menu__nav a,
  .mobile-menu__close {
    opacity: 1;
    transform: none;
    transition-delay: 0s !important;
  }

  .mobile-menu__close {
    transform: translateY(-50%);
  }
}

/* --- Header player active --- */
.waveform--header .waveform__bar {
  animation-play-state: paused;
}

.waveform--header.playing .waveform__bar {
  animation-play-state: running;
}

.header-now-playing--active .header-now-playing__track {
  color: var(--pink-soft);
  text-shadow: 0 0 10px var(--pink-glow);
}

/* --- Streaming Bar --- */
.streaming-bar {
  border-top: 1px solid rgba(255, 45, 149, 0.2);
  background: rgba(8, 8, 12, 0.95);
  padding: 1rem 0;
}

.streaming-bar__inner {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

.streaming-bar__label {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--pink);
}

.streaming-bar__nav {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  gap: 0.5rem 1.25rem;
}

.streaming-bar__nav a {
  font-family: var(--font-display);
  font-size: 0.62rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--silver-dim);
  transition: color var(--transition), text-shadow var(--transition);
}

.streaming-bar__nav a:hover {
  color: var(--pink-soft);
  text-shadow: 0 0 8px var(--pink-glow);
}

@media (min-width: 768px) {
  .streaming-bar__inner {
    flex-direction: row;
    justify-content: center;
    gap: 2rem;
  }
}

/* --- Sticky CTA (hidden) --- */
.sticky-cta {
  display: none;
}

/* --- Global mini player (index) --- */
.music-player--global {
  margin-top: 2rem;
}

/* --- Track lyrics button --- */
.track-card__actions {
  display: flex;
  gap: 0.5rem;
  margin-top: 0.65rem;
}

.track-lyrics-btn {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  color: var(--pink-soft);
  background: rgba(255, 45, 149, 0.08);
  border: 1px solid rgba(255, 45, 149, 0.3);
  padding: 0.35rem 0.65rem;
  cursor: pointer;
  transition: background var(--transition), box-shadow var(--transition);
}

.track-lyrics-btn:hover {
  background: rgba(255, 45, 149, 0.15);
  box-shadow: 0 0 10px var(--pink-glow);
}

/* --- Lyrics Modal --- */
.lyrics-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.lyrics-modal.is-open {
  visibility: visible;
  opacity: 1;
}

.lyrics-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 4, 8, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.lyrics-modal__panel {
  position: relative;
  z-index: 1;
  width: min(520px, 100%);
  max-height: 80vh;
  overflow-y: auto;
  padding: 1.5rem;
  background: linear-gradient(160deg, rgba(18, 18, 26, 0.98), rgba(8, 8, 12, 0.99));
  border: 1px solid rgba(255, 45, 149, 0.25);
  border-left: 2px solid var(--pink);
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
}

.lyrics-modal__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1rem;
}

.lyrics-modal__tag {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  color: var(--pink);
}

.lyrics-modal__close {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--silver-bright);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
}

.lyrics-modal__title {
  font-family: var(--font-y2k);
  font-size: 1.1rem;
  letter-spacing: 0.1em;
  color: var(--silver-bright);
  margin-bottom: 1.25rem;
}

.lyrics-modal__body p {
  font-size: 0.88rem;
  line-height: 2;
  color: var(--silver-dim);
  letter-spacing: 0.04em;
}

body.lyrics-open {
  overflow: hidden;
}

/* --- MV / Visual --- */
.mv-block {
  display: grid;
  gap: 2rem;
  align-items: center;
}

@media (min-width: 768px) {
  .mv-block {
    grid-template-columns: 1.2fr 0.8fr;
    gap: 2.5rem;
  }
}

.mv-player {
  position: relative;
  display: block;
  text-decoration: none;
  color: inherit;
  overflow: hidden;
  aspect-ratio: 16 / 9;
  border: 1px solid rgba(184, 184, 196, 0.25);
  clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
}

.mv-player__img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}

.mv-player__overlay {
  position: absolute;
  inset: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  gap: 0.75rem;
  background: rgba(8, 8, 12, 0.45);
}

.mv-player__play {
  width: 56px;
  height: 56px;
  border: 1px solid rgba(255, 255, 255, 0.4);
  border-radius: 50%;
  display: flex;
  align-items: center;
  justify-content: center;
  font-size: 1.25rem;
  color: var(--silver-bright);
  background: rgba(255, 45, 149, 0.15);
  box-shadow: 0 0 20px var(--pink-glow);
  transition: transform var(--transition), box-shadow var(--transition);
}

.mv-player:hover .mv-player__play {
  transform: scale(1.08);
  box-shadow: 0 0 28px var(--pink-glow);
}

.mv-player__tag {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  color: var(--pink-soft);
}

.mv-info__title {
  font-family: var(--font-y2k);
  font-size: 1.15rem;
  letter-spacing: 0.08em;
  color: var(--silver-bright);
  margin-bottom: 0.75rem;
}

/* --- Discography --- */
.disco-grid {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 640px) {
  .disco-grid {
    grid-template-columns: repeat(3, 1fr);
  }
}

.disco-card {
  position: relative;
  padding: 0;
  overflow: hidden;
  text-align: center;
}

.disco-card.glass-card {
  padding: 0;
}

.disco-card__cover {
  aspect-ratio: 1;
  overflow: hidden;
}

.disco-card__cover img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.disco-card:hover .disco-card__cover img {
  transform: scale(1.05);
}

.disco-card__body {
  padding: 1.1rem 1rem 1.25rem;
}

.disco-card__type {
  font-family: var(--font-mono);
  font-size: 0.52rem;
  letter-spacing: 0.18em;
  color: var(--pink);
  margin-bottom: 0.35rem;
}

.disco-card__title {
  font-family: var(--font-display);
  font-size: 0.85rem;
  letter-spacing: 0.08em;
  color: var(--silver-bright);
  margin-bottom: 0.5rem;
}

.disco-card__status {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.16em;
  padding: 0.25rem 0.5rem;
  border: 1px solid rgba(184, 184, 196, 0.25);
  color: var(--silver-dim);
}

.disco-card__status--out {
  border-color: rgba(255, 45, 149, 0.4);
  color: var(--pink-soft);
}

.disco-card__status--soon {
  opacity: 0.7;
}

.disco-card--soon {
  opacity: 0.75;
}

.disco-card--soon .disco-card__cover img {
  filter: grayscale(0.4);
}

/* --- Live / Event --- */
.live-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 760px;
  margin: 0 auto;
}

.live-item {
  display: grid;
  gap: 0.5rem 1.25rem;
  padding: 1.25rem 1.5rem;
  position: relative;
}

@media (min-width: 640px) {
  .live-item {
    grid-template-columns: auto 1fr auto;
    align-items: center;
  }
}

.live-item__date {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  color: var(--pink);
  letter-spacing: 0.08em;
  white-space: nowrap;
}

.live-item__title {
  font-family: var(--font-display);
  font-size: 0.95rem;
  color: var(--silver-bright);
  margin-bottom: 0.25rem;
}

.live-item__venue {
  font-size: 0.82rem;
  color: var(--silver-dim);
}

.live-item__status {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.16em;
  padding: 0.35rem 0.65rem;
  border: 1px solid rgba(255, 45, 149, 0.35);
  color: var(--pink-soft);
  white-space: nowrap;
  justify-self: start;
}

@media (min-width: 640px) {
  .live-item__status {
    justify-self: end;
  }
}

.live-item__status--announced {
  border-color: rgba(184, 184, 196, 0.3);
  color: var(--silver-dim);
}

/* --- Press / Media --- */
.press-list {
  display: flex;
  flex-direction: column;
  gap: 1rem;
  max-width: 800px;
  margin: 0 auto;
}

.press-item {
  display: grid;
  gap: 0.35rem 1.5rem;
  padding: 1.25rem 1.5rem;
  position: relative;
}

@media (min-width: 640px) {
  .press-item {
    grid-template-columns: 10rem 1fr;
    align-items: start;
  }
}

.press-item__source {
  font-family: var(--font-display);
  font-size: 0.75rem;
  letter-spacing: 0.1em;
  color: var(--pink-soft);
  text-transform: uppercase;
}

.press-item__quote {
  font-size: 0.88rem;
  line-height: 1.7;
  color: var(--silver-dim);
  font-style: italic;
}

.press-item__date {
  font-family: var(--font-mono);
  font-size: 0.65rem;
  color: var(--silver-dim);
  letter-spacing: 0.08em;
  margin-top: 0.35rem;
}

/* --- Label Panel --- */
.label-panel {
  max-width: 900px;
  margin: 0 auto;
  padding: 0;
  overflow: hidden;
}

.label-panel.glass-card {
  padding: 0;
}

.label-panel__bar {
  display: flex;
  align-items: center;
  justify-content: space-between;
  padding: 0.65rem 1rem;
  background: rgba(0, 0, 0, 0.45);
  border-bottom: 1px solid rgba(255, 45, 149, 0.2);
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.16em;
  color: var(--silver-dim);
}

.label-panel__bar span:last-child {
  color: rgba(255, 110, 180, 0.75);
}

.label-panel__body {
  display: grid;
  gap: 1.5rem;
  padding: 1.5rem;
}

@media (min-width: 768px) {
  .label-panel__body {
    grid-template-columns: auto 1fr;
    gap: 2rem;
    padding: 2rem;
  }
}

.label-panel__logo {
  font-family: var(--font-y2k);
  font-size: clamp(0.9rem, 2.5vw, 1.1rem);
  letter-spacing: 0.12em;
  line-height: 1.5;
  color: var(--silver-bright);
  padding: 1rem;
  border: 1px dashed rgba(255, 45, 149, 0.3);
  text-align: center;
  align-self: start;
}

.label-panel__logo em {
  display: block;
  font-style: normal;
  color: var(--pink);
  font-size: 0.7em;
  margin-top: 0.5rem;
}

/* --- Merch --- */
.merch-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (min-width: 640px) {
  .merch-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

.merch-item {
  position: relative;
  padding: 0;
  overflow: hidden;
  text-align: center;
}

.merch-item.glass-card {
  padding: 0;
}

.merch-item__visual {
  aspect-ratio: 1;
  overflow: hidden;
}

.merch-item__visual img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease;
}

.merch-item:hover .merch-item__visual img {
  transform: scale(1.05);
}

.merch-item__body {
  padding: 1rem 0.85rem 1.15rem;
  text-align: left;
}

.merch-item__num {
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.18em;
  color: var(--pink);
  margin-bottom: 0.35rem;
}

.merch-item__name {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.06em;
  line-height: 1.4;
  color: var(--silver-bright);
  margin-bottom: 0.4rem;
}

.merch-item__price {
  font-family: var(--font-mono);
  font-size: 0.75rem;
  letter-spacing: 0.06em;
  color: var(--pink-soft);
  margin-bottom: 0.5rem;
}

.merch-item__desc {
  font-size: 0.75rem;
  line-height: 1.65;
  color: var(--silver-dim);
}

.merch-item--clickable {
  cursor: pointer;
}

.merch-item--clickable:focus-visible {
  outline: 1px solid var(--pink);
  outline-offset: 2px;
}

/* --- Merch Preview Modal --- */
.merch-modal {
  position: fixed;
  inset: 0;
  z-index: 300;
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 1.25rem;
  visibility: hidden;
  opacity: 0;
  transition: opacity 0.3s ease, visibility 0.3s ease;
}

.merch-modal.is-open {
  visibility: visible;
  opacity: 1;
}

.merch-modal__backdrop {
  position: absolute;
  inset: 0;
  background: rgba(4, 4, 8, 0.88);
  backdrop-filter: blur(8px);
  -webkit-backdrop-filter: blur(8px);
}

.merch-modal__panel {
  position: relative;
  z-index: 1;
  width: min(720px, 100%);
  max-height: 90vh;
  overflow-y: auto;
  padding: 1.5rem;
  background: linear-gradient(160deg, rgba(18, 18, 26, 0.98), rgba(8, 8, 12, 0.99));
  border: 1px solid rgba(255, 45, 149, 0.25);
  border-left: 2px solid var(--pink);
  clip-path: polygon(12px 0, 100% 0, 100% calc(100% - 12px), calc(100% - 12px) 100%, 0 100%, 0 12px);
}

.merch-modal__bar {
  display: flex;
  justify-content: space-between;
  align-items: center;
  margin-bottom: 1.25rem;
}

.merch-modal__tag {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  color: var(--pink);
}

.merch-modal__close {
  font-family: var(--font-mono);
  font-size: 1.25rem;
  line-height: 1;
  color: var(--silver-bright);
  background: none;
  border: none;
  cursor: pointer;
  padding: 0.25rem;
}

.merch-modal__content {
  display: grid;
  gap: 1.5rem;
  align-items: center;
}

@media (min-width: 640px) {
  .merch-modal__content {
    grid-template-columns: 1fr 1fr;
    gap: 2rem;
  }
}

.merch-modal__visual {
  overflow: hidden;
  border: 1px solid rgba(184, 184, 196, 0.25);
  clip-path: polygon(10px 0, 100% 0, 100% calc(100% - 10px), calc(100% - 10px) 100%, 0 100%, 0 10px);
}

.merch-modal__visual img {
  width: 100%;
  height: auto;
  display: block;
}

.merch-modal__num {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.18em;
  color: var(--pink);
  margin-bottom: 0.5rem;
}

.merch-modal__title {
  font-family: var(--font-y2k);
  font-size: 1.1rem;
  letter-spacing: 0.08em;
  color: var(--silver-bright);
  margin-bottom: 0.75rem;
  line-height: 1.4;
}

.merch-modal__price {
  font-family: var(--font-mono);
  font-size: 0.9rem;
  letter-spacing: 0.06em;
  color: var(--pink-soft);
  margin-bottom: 1rem;
}

.merch-modal__desc {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--silver-dim);
}

@media (min-width: 768px) {
  .merch-modal {
    padding: 2rem;
  }

  .merch-modal__panel {
    width: min(920px, 100%);
    padding: 2rem 2.25rem;
    clip-path: polygon(16px 0, 100% 0, 100% calc(100% - 16px), calc(100% - 16px) 100%, 0 100%, 0 16px);
  }

  .merch-modal__content {
    grid-template-columns: 1.15fr 0.85fr;
    gap: 2.5rem;
  }

  .merch-modal__visual {
    clip-path: polygon(14px 0, 100% 0, 100% calc(100% - 14px), calc(100% - 14px) 100%, 0 100%, 0 14px);
  }

  .merch-modal__title {
    font-size: 1.35rem;
  }

  .merch-modal__price {
    font-size: 1.05rem;
  }

  .merch-modal__desc {
    font-size: 0.95rem;
  }
}

@media (min-width: 1024px) {
  .merch-modal__panel {
    width: min(1080px, 96vw);
    padding: 2.5rem 2.75rem;
    max-height: 92vh;
  }

  .merch-modal__content {
    grid-template-columns: 1.25fr 0.75fr;
    gap: 3rem;
    align-items: center;
  }

  .merch-modal__bar {
    margin-bottom: 1.75rem;
  }

  .merch-modal__tag {
    font-size: 0.65rem;
  }

  .merch-modal__title {
    font-size: 1.55rem;
    margin-bottom: 1rem;
  }

  .merch-modal__price {
    font-size: 1.15rem;
    margin-bottom: 1.25rem;
  }

  .merch-modal__desc {
    font-size: 1rem;
    line-height: 1.8;
  }

  .merch-modal__num {
    font-size: 0.62rem;
    margin-bottom: 0.65rem;
  }
}

body.merch-open {
  overflow: hidden;
}

/* --- Gallery --- */
.gallery-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (min-width: 768px) {
  .gallery-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

.gallery-item {
  position: relative;
  overflow: hidden;
  aspect-ratio: 3 / 4;
  padding: 0;
}

.gallery-item.glass-card {
  padding: 0;
}

.gallery-item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
  transition: transform 0.4s ease, filter 0.4s ease;
}

.gallery-item:hover img {
  transform: scale(1.06);
  filter: brightness(1.1);
}

.gallery-item__label {
  position: absolute;
  bottom: 0;
  left: 0;
  right: 0;
  padding: 0.6rem 0.75rem;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.14em;
  color: var(--silver-bright);
  background: linear-gradient(0deg, rgba(8, 8, 12, 0.9), transparent);
}

.gallery-item--wide {
  grid-column: span 2;
  aspect-ratio: 16 / 9;
}

@media (min-width: 768px) {
  .gallery-item--wide {
    grid-column: span 2;
  }
}

/* --- Bottom Nav (removed) --- */
.bottom-nav {
  display: none !important;
}

.merch-all-cta {
  display: flex;
  justify-content: center;
  margin-top: 2.75rem;
}

.merch-all-btn {
  display: inline-flex;
  align-items: center;
  gap: 1.25rem;
  width: min(100%, 26rem);
  padding: 1.1rem 1.35rem 1.1rem 1.5rem;
  text-decoration: none;
  color: var(--silver-bright);
  background:
    linear-gradient(135deg, rgba(255, 45, 149, 0.06) 0%, transparent 55%),
    rgba(0, 0, 0, 0.62);
  border: 1px solid rgba(184, 184, 196, 0.22);
  border-radius: 0;
  clip-path: polygon(
    10px 0, calc(100% - 10px) 0, 100% 10px,
    100% calc(100% - 10px), calc(100% - 10px) 100%, 10px 100%,
    0 calc(100% - 10px), 0 10px
  );
  position: relative;
  overflow: hidden;
  isolation: isolate;
  --border-angle: 0deg;
  transition:
    color var(--transition),
    border-color var(--transition),
    box-shadow var(--transition),
    background var(--transition);
}

.merch-all-btn::before {
  content: '';
  position: absolute;
  inset: 0;
  background: linear-gradient(90deg, transparent 0%, rgba(255, 45, 149, 0.12) 50%, transparent 100%);
  transform: translateX(-100%);
  transition: transform 0.55s ease;
  z-index: 0;
  pointer-events: none;
}

.merch-all-btn::after {
  content: '';
  position: absolute;
  inset: 0;
  padding: 1.5px;
  background: conic-gradient(
    from var(--border-angle),
    transparent 0deg,
    transparent 248deg,
    rgba(255, 45, 149, 0.95) 282deg,
    rgba(255, 110, 180, 0.8) 302deg,
    rgba(155, 122, 255, 0.45) 318deg,
    transparent 342deg,
    transparent 360deg
  );
  -webkit-mask: linear-gradient(#fff 0 0) content-box, linear-gradient(#fff 0 0);
  -webkit-mask-composite: xor;
  mask-composite: exclude;
  pointer-events: none;
  z-index: 1;
  clip-path: polygon(
    10px 0, calc(100% - 10px) 0, 100% 10px,
    100% calc(100% - 10px), calc(100% - 10px) 100%, 10px 100%,
    0 calc(100% - 10px), 0 10px
  );
}

.merch-all-btn:hover,
.merch-all-btn:focus-visible {
  border-color: rgba(255, 45, 149, 0.4);
  box-shadow: 0 0 24px rgba(255, 45, 149, 0.22), inset 0 0 20px rgba(255, 45, 149, 0.04);
}

.merch-all-btn:hover::before,
.merch-all-btn:focus-visible::before {
  transform: translateX(100%);
}

.merch-all-btn:hover .merch-all-btn__en,
.merch-all-btn:focus-visible .merch-all-btn__en {
  color: var(--pink-soft);
  text-shadow: 0 0 16px var(--pink-glow);
}

.merch-all-btn:hover .merch-all-btn__ja,
.merch-all-btn:focus-visible .merch-all-btn__ja {
  color: var(--silver-bright);
}

.merch-all-btn:hover .merch-all-btn__arrow,
.merch-all-btn:focus-visible .merch-all-btn__arrow {
  transform: translateX(5px);
  text-shadow: 0 0 14px var(--pink-glow);
}

.merch-all-btn__inner {
  display: flex;
  flex-direction: column;
  gap: 0.4rem;
  flex: 1;
  position: relative;
  z-index: 2;
}

.merch-all-btn__tag {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.2em;
  color: var(--pink);
}

.merch-all-btn__label {
  display: flex;
  flex-direction: column;
  gap: 0.2rem;
}

.merch-all-btn__en {
  font-family: var(--font-display);
  font-size: clamp(0.88rem, 3.8vw, 1.05rem);
  font-weight: 400;
  letter-spacing: 0.16em;
  text-transform: uppercase;
  line-height: 1.2;
  transition: color var(--transition), text-shadow var(--transition);
}

.merch-all-btn__ja {
  font-family: var(--font-body);
  font-size: 0.78rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: rgba(184, 184, 196, 0.75);
  transition: color var(--transition);
}

.merch-all-btn__arrow {
  flex-shrink: 0;
  font-family: var(--font-mono);
  font-size: 1.35rem;
  line-height: 1;
  color: var(--pink);
  text-shadow: 0 0 10px var(--pink-glow);
  transition: transform var(--transition), text-shadow var(--transition);
  position: relative;
  z-index: 2;
}

@media (min-width: 768px) {
  .merch-all-cta {
    margin-top: 3.25rem;
  }

  .merch-all-btn {
    width: min(100%, 28rem);
    padding: 1.2rem 1.5rem 1.2rem 1.65rem;
  }
}

/* --- Merch Page --- */
.page-hero--merch {
  text-align: center;
  padding-top: 2.5rem;
  padding-bottom: 2.5rem;
  background:
    radial-gradient(ellipse 80% 60% at 50% 0%, rgba(255, 45, 149, 0.1), transparent 70%),
    linear-gradient(180deg, rgba(8, 8, 12, 0.2), transparent);
}

.merch-hero__tag {
  font-family: var(--font-mono);
  font-size: 0.58rem;
  letter-spacing: 0.22em;
  color: var(--pink);
  margin-bottom: 0.75rem;
}

.merch-hero__title {
  text-shadow: 0 0 28px rgba(255, 45, 149, 0.25);
  margin-bottom: 0.5rem;
}

.merch-hero__subtitle {
  color: var(--pink-soft);
  margin-bottom: 1.25rem;
}

.merch-hero__copy {
  max-width: 40rem;
  margin: 0 auto 1rem;
  line-height: 1.8;
}

.merch-hero__group {
  display: block;
}

.merch-hero__line {
  display: block;
}

@media (min-width: 768px) {
  .merch-hero__group .merch-hero__line {
    display: inline;
    white-space: normal;
    font-size: inherit;
    letter-spacing: inherit;
    line-height: inherit;
  }
}

@media (max-width: 767px) {
  .merch-hero__copy {
    max-width: 100%;
    line-height: 1.9;
  }

  .merch-hero__group {
    display: contents;
  }

  .merch-hero__line {
    white-space: nowrap;
    font-size: clamp(0.5rem, 2.85vw, 0.72rem);
    letter-spacing: -0.02em;
    line-height: 1.9;
  }
}

.merch-hero__en {
  font-family: var(--font-display);
  font-size: 0.72rem;
  letter-spacing: 0.18em;
  text-transform: uppercase;
  color: var(--silver-dim);
}

.merch-product-visual {
  background: #f4f4f6;
  border-radius: var(--radius-md);
  padding: 0.75rem;
  margin: 0.85rem 0.85rem 0;
  overflow: hidden;
}

.merch-product-visual img {
  width: 100%;
  height: auto;
  display: block;
  object-fit: contain;
  border-radius: calc(var(--radius-md) - 4px);
  transition: transform 0.4s ease;
}

.merch-product-visual--modal {
  margin: 0;
  padding: 1rem;
}

.merch-product-tag {
  display: inline-block;
  font-family: var(--font-mono);
  font-size: 0.5rem;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--pink-soft);
  background: rgba(255, 45, 149, 0.1);
  border: 1px solid rgba(255, 45, 149, 0.35);
  padding: 0.25rem 0.5rem;
  margin-bottom: 0.5rem;
}

.merch-product-price {
  font-family: var(--font-mono);
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  color: var(--pink-soft);
  margin: 0.4rem 0 0.65rem;
  text-shadow: 0 0 12px rgba(255, 45, 149, 0.2);
}

/* Featured */
.merch-featured {
  display: grid;
  gap: 1.25rem;
}

@media (min-width: 768px) {
  .merch-featured {
    grid-template-columns: repeat(2, 1fr);
    gap: 1.5rem;
  }

  .merch-featured-card--hero {
    grid-column: span 1;
  }

  .merch-featured-card--hero:first-child {
    grid-row: span 2;
  }
}

@media (min-width: 1024px) {
  .merch-featured {
    grid-template-columns: 1.2fr 1fr 1fr;
    grid-template-rows: auto auto;
    align-items: stretch;
  }

  .merch-featured-card--hero:first-child {
    grid-row: 1 / 3;
    grid-column: 1;
  }
}

.merch-featured-card {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.merch-featured-card.glass-card {
  padding: 0;
}

.merch-featured-card__body {
  padding: 1rem 1.1rem 1.25rem;
  text-align: left;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.merch-featured-card__name {
  font-family: var(--font-display);
  font-size: 0.95rem;
  letter-spacing: 0.06em;
  line-height: 1.4;
  color: var(--silver-bright);
  margin-bottom: 0.25rem;
}

.merch-featured-card__desc {
  font-size: 0.82rem;
  line-height: 1.65;
  color: var(--silver-dim);
  margin-bottom: 1rem;
  flex: 1;
}

.merch-featured-card--hero .merch-product-visual {
  margin: 1rem 1rem 0;
  padding: 1rem;
}

.merch-featured-card--hero .merch-featured-card__name {
  font-size: 1.05rem;
}

.merch-featured-card:hover .merch-product-visual img,
.merch-product-card:hover .merch-product-visual img {
  transform: scale(1.04);
}

.merch-featured-card:hover,
.merch-product-card:hover {
  border-color: rgba(255, 45, 149, 0.45);
  box-shadow: 0 0 24px rgba(255, 45, 149, 0.12);
}

/* Filter */
.merch-filter {
  display: flex;
  flex-wrap: wrap;
  gap: 0.5rem;
  justify-content: center;
  margin-bottom: 1.5rem;
}

.merch-filter__btn {
  font-family: var(--font-mono);
  font-size: 0.55rem;
  letter-spacing: 0.14em;
  color: var(--silver-dim);
  background: rgba(255, 255, 255, 0.04);
  border: 1px solid rgba(184, 184, 196, 0.2);
  padding: 0.45rem 0.7rem;
  cursor: pointer;
  transition: color var(--transition), border-color var(--transition), box-shadow var(--transition), background var(--transition);
}

.merch-filter__btn:hover,
.merch-filter__btn:focus-visible {
  color: var(--silver-bright);
  border-color: rgba(255, 45, 149, 0.35);
}

.merch-filter__btn.is-active {
  color: var(--pink-soft);
  background: rgba(255, 45, 149, 0.12);
  border-color: rgba(255, 45, 149, 0.55);
  box-shadow: 0 0 14px var(--pink-glow);
}

/* Shop Grid */
.merch-shop-grid {
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  gap: 1rem;
}

@media (min-width: 640px) {
  .merch-shop-grid {
    grid-template-columns: repeat(3, 1fr);
    gap: 1.25rem;
  }
}

@media (min-width: 1024px) {
  .merch-shop-grid {
    grid-template-columns: repeat(4, 1fr);
  }
}

.merch-product-card {
  padding: 0;
  overflow: hidden;
  display: flex;
  flex-direction: column;
}

.merch-product-card.glass-card {
  padding: 0;
}

.merch-product-card.is-hidden {
  display: none;
}

.merch-product-card__body {
  padding: 0.85rem 0.85rem 1rem;
  text-align: left;
  flex: 1;
  display: flex;
  flex-direction: column;
}

.merch-product-name {
  font-family: var(--font-display);
  font-size: 0.78rem;
  letter-spacing: 0.05em;
  line-height: 1.4;
  color: var(--silver-bright);
  margin-bottom: 0.25rem;
}

.merch-product-cat {
  font-family: var(--font-mono);
  font-size: 0.48rem;
  letter-spacing: 0.12em;
  text-transform: uppercase;
  color: var(--silver-dim);
  margin-bottom: 0.35rem;
}

.merch-product-desc {
  font-size: 0.72rem;
  line-height: 1.6;
  color: var(--silver-dim);
  margin-bottom: 0.85rem;
  flex: 1;
}

.merch-card-actions {
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  gap: 0.5rem;
  margin-top: auto;
  width: 100%;
}

.merch-card-actions .btn {
  flex: 1 1 calc(50% - 0.25rem);
  min-width: 0;
  justify-content: center;
  font-size: 0.52rem;
  padding: 0.55rem 0.4rem;
  letter-spacing: 0.08em;
}

.merch-cart-btn,
.merch-view-btn {
  margin-top: 0;
}

.merch-cart-btn__icon {
  display: block;
  flex-shrink: 0;
}

.merch-cart-btn__text {
  display: inline;
}

@media (min-width: 768px) {
  .merch-cart-btn {
    gap: 0.4rem;
  }

  .merch-cart-btn__icon {
    width: 16px;
    height: 16px;
  }
}

@media (max-width: 767px) {
  .merch-cart-btn__text {
    display: none;
  }

  .merch-cart-btn {
    flex: 0 0 2.75rem;
    padding: 0.55rem;
  }

  .merch-view-btn {
    flex: 1 1 auto;
  }
}

/* Notice & CTA */
.merch-notice {
  max-width: 760px;
  margin: 0 auto;
  padding: 1.5rem;
  position: relative;
}

.merch-notice__title {
  margin-bottom: 1rem;
}

.merch-notice__body p {
  font-size: 0.88rem;
  line-height: 1.75;
  color: var(--silver-dim);
  margin-bottom: 0.75rem;
}

.merch-notice__body p:last-child {
  margin-bottom: 0;
}

.merch-cta {
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 0.75rem;
}

@media (min-width: 480px) {
  .merch-cta {
    flex-direction: row;
    justify-content: center;
    gap: 1rem;
  }
}

/* Toast */
.merch-toast {
  display: flex;
  align-items: flex-start;
  gap: 0.75rem;
  position: fixed;
  bottom: calc(1.25rem + env(safe-area-inset-bottom, 0px));
  left: 50%;
  transform: translateX(-50%) translateY(16px);
  z-index: 200;
  width: min(calc(100% - 2rem), 22rem);
  padding: 0.9rem 1.1rem;
  color: var(--silver-bright);
  background: rgba(8, 8, 12, 0.96);
  border: 1px solid rgba(255, 45, 149, 0.55);
  box-shadow:
    0 8px 32px rgba(0, 0, 0, 0.55),
    0 0 24px rgba(255, 45, 149, 0.2);
  opacity: 0;
  visibility: hidden;
  transition: opacity 0.3s ease, transform 0.3s ease, visibility 0.3s ease;
  pointer-events: none;
  backdrop-filter: blur(14px);
  -webkit-backdrop-filter: blur(14px);
  clip-path: polygon(
    8px 0, calc(100% - 8px) 0, 100% 8px,
    100% calc(100% - 8px), calc(100% - 8px) 100%, 8px 100%,
    0 calc(100% - 8px), 0 8px
  );
}

.merch-toast__icon {
  flex-shrink: 0;
  display: flex;
  align-items: center;
  justify-content: center;
  width: 2rem;
  height: 2rem;
  color: var(--pink);
  background: rgba(255, 45, 149, 0.12);
  border: 1px solid rgba(255, 45, 149, 0.35);
  box-shadow: 0 0 12px rgba(255, 45, 149, 0.2);
}

.merch-toast__body {
  display: flex;
  flex-direction: column;
  gap: 0.35rem;
  min-width: 0;
}

.merch-toast__title {
  font-family: var(--font-display);
  font-size: clamp(0.95rem, 4.2vw, 1.1rem);
  font-weight: 400;
  letter-spacing: 0.14em;
  text-transform: uppercase;
  color: var(--silver-bright);
  line-height: 1.2;
}

.merch-toast__ja {
  font-family: var(--font-body);
  font-size: 0.72rem;
  font-weight: 400;
  letter-spacing: 0.04em;
  color: rgba(184, 184, 196, 0.85);
  line-height: 1.35;
}

.merch-toast__note {
  font-family: var(--font-mono);
  font-size: 0.62rem;
  letter-spacing: 0.06em;
  line-height: 1.55;
  color: rgba(184, 184, 196, 0.8);
}

.merch-toast.is-visible {
  opacity: 1;
  visibility: visible;
  transform: translateX(-50%) translateY(0);
}

@media (min-width: 768px) {
  .merch-toast {
    bottom: 2rem;
    width: min(calc(100% - 3rem), 24rem);
    padding: 1rem 1.2rem;
  }

  .merch-toast__title {
    font-size: 1.15rem;
  }

  .merch-toast__ja {
    font-size: 0.78rem;
  }

  .merch-toast__note {
    font-size: 0.65rem;
  }
}